diff --git a/dbcon/ddlpackageproc/altertableprocessor.cpp b/dbcon/ddlpackageproc/altertableprocessor.cpp
index d97fcc909..cefa6023d 100644
--- a/dbcon/ddlpackageproc/altertableprocessor.cpp
+++ b/dbcon/ddlpackageproc/altertableprocessor.cpp
@@ -356,7 +356,7 @@ AlterTableProcessor::DDLResult AlterTableProcessor::processPackage(
   {
     logging::Message::Args args;
     logging::Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = ALTER_ERROR;
     result.message = message;
diff --git a/dbcon/ddlpackageproc/createtableprocessor.cpp b/dbcon/ddlpackageproc/createtableprocessor.cpp
index c11230eee..77263ad1c 100644
--- a/dbcon/ddlpackageproc/createtableprocessor.cpp
+++ b/dbcon/ddlpackageproc/createtableprocessor.cpp
@@ -215,7 +215,7 @@ CreateTableProcessor::DDLResult CreateTableProcessor::processPackage(
   {
     Message::Args args;
     Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = CREATE_ERROR;
     result.message = message;
diff --git a/dbcon/ddlpackageproc/droppartitionprocessor.cpp b/dbcon/ddlpackageproc/droppartitionprocessor.cpp
index db7242820..dbf297e20 100644
--- a/dbcon/ddlpackageproc/droppartitionprocessor.cpp
+++ b/dbcon/ddlpackageproc/droppartitionprocessor.cpp
@@ -100,7 +100,7 @@ DropPartitionProcessor::DDLResult DropPartitionProcessor::processPackage(
   {
     logging::Message::Args args;
     logging::Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = ALTER_ERROR;
     result.message = message;
diff --git a/dbcon/ddlpackageproc/droptableprocessor.cpp b/dbcon/ddlpackageproc/droptableprocessor.cpp
index 8912a2f35..d40aac3f2 100644
--- a/dbcon/ddlpackageproc/droptableprocessor.cpp
+++ b/dbcon/ddlpackageproc/droptableprocessor.cpp
@@ -114,7 +114,7 @@ DropTableProcessor::DDLResult DropTableProcessor::processPackage(
   {
     Message::Args args;
     Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = DROP_ERROR;
     result.message = message;
@@ -818,7 +818,7 @@ TruncTableProcessor::DDLResult TruncTableProcessor::processPackage(
   {
     Message::Args args;
     Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = DROP_ERROR;
     result.message = message;
diff --git a/dbcon/dmlpackageproc/deletepackageprocessor.cpp b/dbcon/dmlpackageproc/deletepackageprocessor.cpp
index 7e907a97f..abe88fbac 100644
--- a/dbcon/dmlpackageproc/deletepackageprocessor.cpp
+++ b/dbcon/dmlpackageproc/deletepackageprocessor.cpp
@@ -93,7 +93,7 @@ DMLPackageProcessor::DMLResult DeletePackageProcessor::processPackage(dmlpackage
   {
     logging::Message::Args args;
     logging::Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = DELETE_ERROR;
     result.message = message;
diff --git a/dbcon/dmlpackageproc/dmlpackageprocessor.cpp b/dbcon/dmlpackageproc/dmlpackageprocessor.cpp
index 5ca7028a2..0f49bc215 100644
--- a/dbcon/dmlpackageproc/dmlpackageprocessor.cpp
+++ b/dbcon/dmlpackageproc/dmlpackageprocessor.cpp
@@ -363,7 +363,7 @@ int DMLPackageProcessor::rollBackTransaction(uint64_t uniqueId, BRM::TxnID txnID
   catch (std::exception& e)
   {
     rc = NETWORK_ERROR;
-    errorMsg = "Network error occured when rolling back blocks";
+    errorMsg = "Network error occurred when rolling back blocks";
     errorMsg += e.what();
     fWEClient->removeQueue(uniqueId);
     cout << "erroring out remove queue id " << uniqueId << endl;
diff --git a/dbcon/dmlpackageproc/insertpackageprocessor.cpp b/dbcon/dmlpackageproc/insertpackageprocessor.cpp
index e015544cc..6257a3aed 100644
--- a/dbcon/dmlpackageproc/insertpackageprocessor.cpp
+++ b/dbcon/dmlpackageproc/insertpackageprocessor.cpp
@@ -100,7 +100,7 @@ DMLPackageProcessor::DMLResult InsertPackageProcessor::processPackage(dmlpackage
   {
     logging::Message::Args args;
     logging::Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = INSERT_ERROR;
     result.message = message;
diff --git a/dbcon/dmlpackageproc/updatepackageprocessor.cpp b/dbcon/dmlpackageproc/updatepackageprocessor.cpp
index 9eb8fb64c..35b4cb166 100644
--- a/dbcon/dmlpackageproc/updatepackageprocessor.cpp
+++ b/dbcon/dmlpackageproc/updatepackageprocessor.cpp
@@ -98,7 +98,7 @@ DMLPackageProcessor::DMLResult UpdatePackageProcessor::processPackage(dmlpackage
   {
     logging::Message::Args args;
     logging::Message message(9);
-    args.add("Unknown error occured while getting unique number.");
+    args.add("Unknown error occurred while getting unique number.");
     message.format(args);
     result.result = UPDATE_ERROR;
     result.message = message;
diff --git a/dbcon/execplan/calpontsystemcatalog.cpp b/dbcon/execplan/calpontsystemcatalog.cpp
index 0c5d76ec4..0d844164f 100644
--- a/dbcon/execplan/calpontsystemcatalog.cpp
+++ b/dbcon/execplan/calpontsystemcatalog.cpp
@@ -805,7 +805,7 @@ void CalpontSystemCatalog::getSysData(CalpontSelectExecutionPlan& csep, NJLSysDa
         getSysData_FE(csep, sysDataList, sysTableName);
         break;
       }
-      catch (IDBExcept&)  // error already occured. this is not a broken pipe
+      catch (IDBExcept&)  // error already occurred. this is not a broken pipe
       {
         throw;
       }
@@ -827,7 +827,7 @@ void CalpontSystemCatalog::getSysData(CalpontSelectExecutionPlan& csep, NJLSysDa
     }
 
     if (tryCnt >= 5)
-      // throw runtime_error("Error occured when calling system catalog. ExeMgr is not functioning.");
+      // throw runtime_error("Error occurred when calling system catalog. ExeMgr is not functioning.");
       throw IDBExcept(ERR_SYSTEM_CATALOG);
   }
 
@@ -856,7 +856,7 @@ void CalpontSystemCatalog::getSysData_EC(CalpontSelectExecutionPlan& csep, NJLSy
   while (jl->status() != 0)
   {
     if (retryNum >= 6)
-      throw runtime_error("Error occured when calling makeJobList");
+      throw runtime_error("Error occurred when calling makeJobList");
 
     sleep(1);
     jl = JobListFactory::makeJobList(&csep, rm, dummyPrimitiveServerThreadPools, true);
@@ -866,13 +866,13 @@ void CalpontSystemCatalog::getSysData_EC(CalpontSelectExecutionPlan& csep, NJLSy
   if (jl->status() != 0 || jl->putEngineComm(fEc) != 0)
   {
     string emsg = jl->errMsg();
-    throw runtime_error("Error occured when calling system catalog (1). " + emsg);
+    throw runtime_error("Error occurred when calling system catalog (1). " + emsg);
   }
 
   if (jl->doQuery() != 0)
   {
     throw runtime_error(
-        "Error occured when calling system catalog (2). Make sure all processes are running.");
+        "Error occurred when calling system catalog (2). Make sure all processes are running.");
   }
 
   TupleJobList* tjlp = dynamic_cast<TupleJobList*>(jl.get());
diff --git a/dbcon/execplan/objectidmanager.cpp b/dbcon/execplan/objectidmanager.cpp
index 390e504d8..453ce8b46 100644
--- a/dbcon/execplan/objectidmanager.cpp
+++ b/dbcon/execplan/objectidmanager.cpp
@@ -32,7 +32,7 @@
  * This class must implement a high degree of correctness.  However, it
  * also requires file IO.  Most functions throw an exception if a hard IO error
  * occurs more than MaxRetries times in a row.  Right now the code makes
- * no attempt to back out changes that occured before the error although it
+ * no attempt to back out changes that occurred before the error although it
  * may be possible to do so for certain errors.  Probably the best course of
  * action would be to halt the system if an exception is thrown here
  * to prevent database corruption resulting allocation of OIDs from a
diff --git a/dbcon/execplan/returnedcolumn.h b/dbcon/execplan/returnedcolumn.h
index f79caf580..aa1851824 100644
--- a/dbcon/execplan/returnedcolumn.h
+++ b/dbcon/execplan/returnedcolumn.h
@@ -370,7 +370,7 @@ class ReturnedColumn : public TreeNode
   }
 
  protected:
-  std::string fErrMsg;     /// error occured in evaluation
+  std::string fErrMsg;     /// error occurred in evaluation
   uint32_t fInputIndex;    /// index to the input rowgroup
   uint32_t fOutputIndex;   /// index to the output rowgroup
   uint32_t fExpressionId;  /// unique id for this expression
diff --git a/dbcon/mysql/ha_exists_sub.cpp b/dbcon/mysql/ha_exists_sub.cpp
index da934318d..a97abfa44 100644
--- a/dbcon/mysql/ha_exists_sub.cpp
+++ b/dbcon/mysql/ha_exists_sub.cpp
@@ -122,7 +122,7 @@ execplan::ParseTree* ExistsSub::transform()
     if (gwi.fatalParseError && !gwi.parseErrorText.empty())
       fGwip.parseErrorText = gwi.parseErrorText;
     else
-      fGwip.parseErrorText = "Error occured in ExistsSub::transform()";
+      fGwip.parseErrorText = "Error occurred in ExistsSub::transform()";
 
     return NULL;
   }
diff --git a/dbcon/mysql/ha_from_sub.cpp b/dbcon/mysql/ha_from_sub.cpp
index c836a5cd6..9013c8fe6 100644
--- a/dbcon/mysql/ha_from_sub.cpp
+++ b/dbcon/mysql/ha_from_sub.cpp
@@ -438,7 +438,7 @@ SCSEP FromSubQuery::transform()
     if (!gwi.parseErrorText.empty())
       fGwip.parseErrorText = gwi.parseErrorText;
     else
-      fGwip.parseErrorText = "Error occured in FromSubQuery::transform()";
+      fGwip.parseErrorText = "Error occurred in FromSubQuery::transform()";
 
     csep.reset();
     return csep;
diff --git a/dbcon/mysql/ha_in_sub.cpp b/dbcon/mysql/ha_in_sub.cpp
index df4017165..989e06ad5 100644
--- a/dbcon/mysql/ha_in_sub.cpp
+++ b/dbcon/mysql/ha_in_sub.cpp
@@ -188,7 +188,7 @@ execplan::ParseTree* InSub::transform()
     if (gwi.fatalParseError && !gwi.parseErrorText.empty())
       fGwip.parseErrorText = gwi.parseErrorText;
     else
-      fGwip.parseErrorText = "Error occured in InSub::transform()";
+      fGwip.parseErrorText = "Error occurred in InSub::transform()";
 
     return NULL;
   }
diff --git a/dbcon/mysql/ha_mcs_ddl.cpp b/dbcon/mysql/ha_mcs_ddl.cpp
index e6d8e58a7..d3579e602 100644
--- a/dbcon/mysql/ha_mcs_ddl.cpp
+++ b/dbcon/mysql/ha_mcs_ddl.cpp
@@ -2174,7 +2174,7 @@ int ProcessDDLStatement(string& ddlStatement, string& schema, const string& tabl
     {
       rc = 0;
       string errmsg(
-          "Error occured during file deletion. Restart DDLProc or use command tool ddlcleanup to clean up. ");
+          "Error occurred during file deletion. Restart DDLProc or use command tool ddlcleanup to clean up. ");
       push_warning(thd, Sql_condition::WARN_LEVEL_WARN, 9999, errmsg.c_str());
     }
 
diff --git a/dbcon/mysql/ha_mcs_partition.cpp b/dbcon/mysql/ha_mcs_partition.cpp
index 2c1efadc4..65fb95c70 100644
--- a/dbcon/mysql/ha_mcs_partition.cpp
+++ b/dbcon/mysql/ha_mcs_partition.cpp
@@ -286,7 +286,7 @@ int processPartition(SqlStatement* stmt)
   {
     rc = 0;
     string errmsg(
-        "Error occured during partitioning operation. Restart DMLProc or use command tool ddlcleanup to "
+        "Error occurred during partitioning operation. Restart DMLProc or use command tool ddlcleanup to "
         "clean up. ");
     push_warnings(thd, errmsg);
   }
@@ -462,7 +462,7 @@ void partitionByValue_common(UDF_ARGS* args,                              // inp
   }
   catch (...)
   {
-    errMsg = string("Error occured when calling ") + functionName;
+    errMsg = string("Error occurred when calling ") + functionName;
     return;
   }
 
@@ -655,7 +655,7 @@ extern "C"
     catch (...)
     {
       current_thd->get_stmt_da()->set_overwrite_status(true);
-      current_thd->raise_error_printf(ER_INTERNAL_ERROR, "Error occured when calling CALSHOWPARTITIONS");
+      current_thd->raise_error_printf(ER_INTERNAL_ERROR, "Error occurred when calling CALSHOWPARTITIONS");
       return result;
     }
 
@@ -1287,7 +1287,7 @@ extern "C"
     catch (...)
     {
       current_thd->get_stmt_da()->set_overwrite_status(true);
-      current_thd->raise_error_printf(ER_INTERNAL_ERROR, "Error occured when calling CALSHOWPARTITIONS");
+      current_thd->raise_error_printf(ER_INTERNAL_ERROR, "Error occurred when calling CALSHOWPARTITIONS");
       return result;
     }
 
diff --git a/dbcon/mysql/ha_mcs_pushdown.cpp b/dbcon/mysql/ha_mcs_pushdown.cpp
index b57147d00..3cf0d025e 100644
--- a/dbcon/mysql/ha_mcs_pushdown.cpp
+++ b/dbcon/mysql/ha_mcs_pushdown.cpp
@@ -846,7 +846,7 @@ select_handler* create_columnstore_select_handler_(THD* thd, SELECT_LEX* sel_lex
     {
       if (!thd->is_error())
       {
-        my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occured in select_lex::handle_derived()");
+        my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occurred in select_lex::handle_derived()");
       }
 
       return handler;
@@ -910,7 +910,7 @@ select_handler* create_columnstore_select_handler_(THD* thd, SELECT_LEX* sel_lex
         // error out
         if (!thd->is_error())
         {
-          my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occured in handler->prepare()");
+          my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occurred in handler->prepare()");
         }
 
         return handler;
@@ -972,7 +972,7 @@ select_handler* create_columnstore_select_handler_(THD* thd, SELECT_LEX* sel_lex
       {
         if (!thd->is_error())
         {
-          my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occured in get_schema_tables_result()");
+          my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occurred in get_schema_tables_result()");
         }
 
         return handler;
@@ -1015,7 +1015,7 @@ select_handler* create_columnstore_select_handler_(THD* thd, SELECT_LEX* sel_lex
 
       if (!thd->is_error())
       {
-        my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occured in ha_mcs_impl_pushdown_init()");
+        my_printf_error(ER_INTERNAL_ERROR, "%s", MYF(0), "Error occurred in ha_mcs_impl_pushdown_init()");
       }
 
       // We had an error in `ha_mcs_impl_pushdown_init`, no need to continue execution of this query.
diff --git a/dbcon/mysql/ha_scalar_sub.cpp b/dbcon/mysql/ha_scalar_sub.cpp
index 34afa4aea..c1014c9f4 100644
--- a/dbcon/mysql/ha_scalar_sub.cpp
+++ b/dbcon/mysql/ha_scalar_sub.cpp
@@ -262,7 +262,7 @@ execplan::ParseTree* ScalarSub::buildParseTree(PredicateOperator* op)
     if (!gwi.fatalParseError)
     {
       fGwip.fatalParseError = true;
-      fGwip.parseErrorText = "Error occured in ScalarSub::transform()";
+      fGwip.parseErrorText = "Error occurred in ScalarSub::transform()";
     }
     else
     {
diff --git a/dbcon/mysql/ha_select_sub.cpp b/dbcon/mysql/ha_select_sub.cpp
index 2bce37765..5a83e245b 100644
--- a/dbcon/mysql/ha_select_sub.cpp
+++ b/dbcon/mysql/ha_select_sub.cpp
@@ -84,7 +84,7 @@ SCSEP SelectSubQuery::transform()
     if (!gwi.fatalParseError)
     {
       fGwip.fatalParseError = true;
-      fGwip.parseErrorText = "Error occured in SelectSubQuery::transform()";
+      fGwip.parseErrorText = "Error occurred in SelectSubQuery::transform()";
     }
     else
     {
diff --git a/dmlproc/dmlprocessor.cpp b/dmlproc/dmlprocessor.cpp
index 36b16a94c..638b83c02 100644
--- a/dmlproc/dmlprocessor.cpp
+++ b/dmlproc/dmlprocessor.cpp
@@ -839,7 +839,7 @@ void PackageHandler::run()
             }
             else
             {
-              // error occured. Receive all outstanding messages before erroring out.
+              // error occurred. Receive all outstanding messages before erroring out.
               batchProcessor->receiveOutstandingMsg();
               batchProcessor->sendlastBatch();  // needs to flush files
               batchProcessor->receiveAllMsg();
diff --git a/storage-manager/src/SessionManager.cpp b/storage-manager/src/SessionManager.cpp
index 593e4255e..e8b06cf2c 100644
--- a/storage-manager/src/SessionManager.cpp
+++ b/storage-manager/src/SessionManager.cpp
@@ -367,7 +367,7 @@ int SessionManager::start()
               //Doing this to work with cloudio_component_test
               len = ::read(fds[socketIncr].fd, out, recvMsgLength);
               logger->log(LOG_DEBUG,"Read %d bytes.",len);
-              //Debug test lets send a reponse back
+              //Debug test lets send a response back
               uint32_t response[4] = { storagemanager::SM_MSG_START, 8, (uint32_t ) -1, EINVAL };
               len = ::send(fds[socketIncr].fd, response, 16, 0);
               */
diff --git a/utils/loggingcpp/ErrorMessage.txt b/utils/loggingcpp/ErrorMessage.txt
index 64c519865..8b18aa32f 100755
--- a/utils/loggingcpp/ErrorMessage.txt
+++ b/utils/loggingcpp/ErrorMessage.txt
@@ -92,7 +92,7 @@
 
 # disk-based join runtime errors from supported queries
 2048	ERR_DBJ_FILE_IO_ERROR	There was an IO error doing a disk-based join.
-2049	ERR_DBJ_UNKNOWN_ERROR	An unknown error error occured doing a disk-based join.  Check the error log & contact support.
+2049	ERR_DBJ_UNKNOWN_ERROR	An unknown error error occurred doing a disk-based join.  Check the error log & contact support.
 2050	ERR_DBJ_DISK_USAGE_LIMIT	This query exceeded the temp disk usage limit.  Raise columnstore_diskjoin_smallsidelimit if possible and try again.
 2051	ERR_DBJ_DATA_DISTRIBUTION	The data distribution in this query overflowed a disk-based join bucket.  If possible, raise columnstore_diskjoin_bucketsize and try again.
 2052	INFO_SWITCHING_TO_DJS	Out of UM memory, switching to disk-based join.
diff --git a/versioning/BRM/oidserver.cpp b/versioning/BRM/oidserver.cpp
index 3fdd709dd..408e2a356 100644
--- a/versioning/BRM/oidserver.cpp
+++ b/versioning/BRM/oidserver.cpp
@@ -32,7 +32,7 @@
  * This class must implement a high degree of correctness.  However, it
  * also requires file IO.  Most functions throw an exception if a hard IO error
  * occurs more than MaxRetries times in a row.  Right now the code makes
- * no attempt to back out changes that occured before the error although it
+ * no attempt to back out changes that occurred before the error although it
  * may be possible to do so for certain errors.  Probably the best course of
  * action would be to halt the system if an exception is thrown here
  * to prevent database corruption resulting allocation of OIDs from a
diff --git a/versioning/BRM/slavenode.cpp b/versioning/BRM/slavenode.cpp
index 071132a30..db66e4309 100644
--- a/versioning/BRM/slavenode.cpp
+++ b/versioning/BRM/slavenode.cpp
@@ -131,7 +131,7 @@ int ServiceWorkerNode::Child()
   catch (exception& e)
   {
     ostringstream os;
-    os << "An error occured: " << e.what();
+    os << "An error occurred: " << e.what();
     cerr << os.str() << endl;
     log(os.str());
     NotifyServiceInitializationFailed();
diff --git a/versioning/BRM/vbbm.cpp b/versioning/BRM/vbbm.cpp
index 52af60cbd..d490783eb 100644
--- a/versioning/BRM/vbbm.cpp
+++ b/versioning/BRM/vbbm.cpp
@@ -664,7 +664,7 @@ void VBBM::getBlocks(int num, OID_t vbOID, vector<VBRange>& freeRanges, VSS& vss
         {
           ostringstream msg;
           msg << "VBBM::getBlocks(): version buffer overflow. Increase VersionBufferFileSize. Overflow "
-                 "occured in aged blocks. Requested NumBlocks:VbOid:vbFBO:lastFBO = "
+                 "occurred in aged blocks. Requested NumBlocks:VbOid:vbFBO:lastFBO = "
               << num << ":" << vbOID << ":" << firstFBO << ":" << lastFBO << " lbid locked is "
               << storage[i].lbid << endl;
           log(msg.str(), logging::LOG_TYPE_CRITICAL);
diff --git a/writeengine/server/we_dataloader.cpp b/writeengine/server/we_dataloader.cpp
index 396a1fefa..25ae1fbe8 100644
--- a/writeengine/server/we_dataloader.cpp
+++ b/writeengine/server/we_dataloader.cpp
@@ -958,7 +958,7 @@ void WEDataLoader::onReceiveEod(ByteStream& Ibs)
   aLock.unlock();
 
   // if(( 1 == getMode())||( 2 == getMode()))
-  if (1 == getMode())  // BUG 4370 - seperated mode 1 & 2
+  if (1 == getMode())  // BUG 4370 - separated mode 1 & 2
   {
     // if(getChPid()) teardownCpimport(false); // @bug 4267
     if (getChPid())
diff --git a/writeengine/shared/we_convertor.cpp b/writeengine/shared/we_convertor.cpp
index 2bda33251..9ae0784b8 100644
--- a/writeengine/shared/we_convertor.cpp
+++ b/writeengine/shared/we_convertor.cpp
@@ -830,11 +830,11 @@ int Convertor::getCorrectRowWidth(CalpontSystemCatalog::ColDataType dataType, in
  *    dmFilePathArgs* INPUT/OUTPUT -- Points to a buffer structure
  *
  * RETURN:
- *    return 0 if everything went OK.  -1 if an error occured.  Two
+ *    return 0 if everything went OK.  -1 if an error occurred.  Two
  *    kinds of errors are possible:
  *
  *        - a null pointer was passed in
- *        - truncation occured.
+ *        - truncation occurred.
  *
  *    If a null buffer pointer is passed in, a return code
  *    of -1 will be returned FOR THAT BUFFER.
@@ -908,7 +908,7 @@ int Convertor::dmOid2FPath(uint32_t oid, uint32_t partition, uint32_t segment, d
  *    segment   OUTPUT -- segment for the given filename.
  *
  * RETURN:
- *    return 0 if everything went OK.  -1 if an error occured.
+ *    return 0 if everything went OK.  -1 if an error occurred.
  ******************************************************************************/
 int32_t Convertor::dmFPath2Oid(const dmFilePathArgs_t& pArgs, uint32_t& oid, uint32_t& partition,
                                uint32_t& segment)
diff --git a/writeengine/shared/we_define.cpp b/writeengine/shared/we_define.cpp
index 9d8abcdc0..382b49456 100644
--- a/writeengine/shared/we_define.cpp
+++ b/writeengine/shared/we_define.cpp
@@ -89,7 +89,7 @@ WErrorCodes::WErrorCodes() : fErrorCodes()
   fErrorCodes[ERR_STRUCT_VALUE_NOT_MATCH] =
       " the number of structs does not match with the number of value sets";
   fErrorCodes[ERR_ROWID_VALUE_NOT_MATCH] = " the number of rowids does not match with the number of values";
-  fErrorCodes[ERR_TBL_SYSCAT_ERROR] = "Error occured when querying systemcatalog.";
+  fErrorCodes[ERR_TBL_SYSCAT_ERROR] = "Error occurred when querying systemcatalog.";
 
   // index error
   fErrorCodes[ERR_IDX_TREE_MOVE_ENTRY] = " an error in moving part of an index tree to a new subblock";
diff --git a/writeengine/splitter/we_filereadthread.cpp b/writeengine/splitter/we_filereadthread.cpp
index 99777dc3c..ac7e84d65 100644
--- a/writeengine/splitter/we_filereadthread.cpp
+++ b/writeengine/splitter/we_filereadthread.cpp
@@ -204,7 +204,7 @@ void WEFileReadThread::setup(std::string FileName)
   catch (std::exception& ex)
   {
     // cout << ex.what() << endl;
-    // throw runtime_error("Exception occured in WEFileReadThread\n");
+    // throw runtime_error("Exception occurred in WEFileReadThread\n");
     throw runtime_error(ex.what());
   }