Failed upgrade process com.liferay.dynamic.data.mapping.internal.upgrade.v5_2_2.DLFileEntryDDMFormInstanceRecordUpgradeProcess

Issue

• During the upgrade process from DXP 7.3 to DXP 7.4, a NullPointerException is being reported with the following stack trace:

2023-04-04 17:03:17.835 INFO  [main][UpgradeProcess:145] Failed upgrade process com.liferay.dynamic.data.mapping.internal.upgrade.v5_2_2.DLFileEntryDDMFormInstanceRecordUpgradeProcess in 17 ms2023-04-04 17:03:17.842 ERROR [main][UpgradeStepRegistratorTracker:191] Failed upgrade process for module com.liferay.dynamic.data.mapping.servicecom.liferay.portal.kernel.upgrade.UpgradeException: java.lang.NullPointerException	
at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:136) ~[portal-kernel.jar:?]	
at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:157) ~[portal-kernel.jar:?]	
at com.liferay.portal.upgrade.internal.executor.UpgradeExecutor._executeUpgradeInfos(UpgradeExecutor.java:212) ~[bundleFile:?]
(...)
Caused by: java.lang.NullPointerException	
at com.liferay.dynamic.data.mapping.internal.upgrade.v5_2_2.DLFileEntryDDMFormInstanceRecordUpgradeProcess.doUpgrade(DLFileEntryDDMFormInstanceRecordUpgradeProcess.java:73) ~[?:?]	at com.liferay.portal.kernel.upgrade.UpgradeProcess.lambda$upgrade$0(UpgradeProcess.java:130) ~[portal-kernel.jar:?]	
at com.liferay.portal.db.partition.DBPartitionUtil.forEachCompanyId(DBPartitionUtil.java:126) ~[portal-impl.jar:?]	
at com.liferay.portal.dao.db.BaseDB.process(BaseDB.java:344) ~[portal-impl.jar:?]	
at com.liferay.portal.kernel.dao.db.BaseDBProcess.process(BaseDBProcess.java:387) ~[portal-kernel.jar:?]	
at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:115) ~[portal-kernel.jar:?]

Environment

• DXP 7.4

Resolution

• This is a known issue reported in LPS-180803. 
• Contact the Liferay support team to build a hotfix or update de portal to DXP 7.4 Update 73.