From 0e9fb934487093ffec9f3adb4708c61273533a0e Mon Sep 17 00:00:00 2001
From: joshahicks <josh.a.hicks@gmail.com>
Date: Mon, 22 Aug 2022 14:01:32 -0400
Subject: [PATCH] 0005417: Fix NPE for conflict detection when table does not
 have a PK and all columns used including those with null values

---
 .../io/data/writer/DefaultDatabaseWriterConflictResolver.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/symmetric-io/src/main/java/org/jumpmind/symmetric/io/data/writer/DefaultDatabaseWriterConflictResolver.java b/symmetric-io/src/main/java/org/jumpmind/symmetric/io/data/writer/DefaultDatabaseWriterConflictResolver.java
index 7f51d6614b..a43ce0d7cc 100644
--- a/symmetric-io/src/main/java/org/jumpmind/symmetric/io/data/writer/DefaultDatabaseWriterConflictResolver.java
+++ b/symmetric-io/src/main/java/org/jumpmind/symmetric/io/data/writer/DefaultDatabaseWriterConflictResolver.java
@@ -205,6 +205,9 @@ protected void modifyTimestampsForPrecision(IDatabasePlatform platform, Table ta
         boolean checkDatetime = platform.getName().startsWith(DatabaseNamesConstants.MSSQL) || platform.getName().startsWith(DatabaseNamesConstants.ASE);
         Column[] pkColumns = table.getPrimaryKeyColumns();
         for (int i = 0; i < pkColumns.length && i < pkData.length; i++) {
+        	if (pkData[i] == null) {
+        		continue;
+        	}
             int type = pkColumns[i].getMappedTypeCode();
             if (type == Types.TIMESTAMP || type == Types.TIME || type == ColumnTypes.TIMESTAMPTZ || type == ColumnTypes.TIMESTAMPLTZ
                     || type == ColumnTypes.TIMETZ) {