Question11Replies403Views SKUMAR28 Member since 2012 14 posts TCS Posted: 4 years agoLast activity: 3 years 5 months ago Closed Solved Unable to create new application in 7.2I am unable to create new application on Pega 7.2.I am getting below error:ErrorThere was an error generating the application. Please contact your system administrator if the problem persists.and when I click on hyperlinkErrorThere was an error generating the application. Please contact your system administrator if the problem persists.A Rule-RuleSet-Name could not be saved due to 0 error(s) on it: UnknownMessage was edited by: Lochan to add Category System Administration ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Moderation Team has archived post This thread is closed to future replies. Content and links will no longer be updated. If you have the same/similar Question, please write a new Question. Posted: 4 years agoARVINDMALAV PEGA replied to SKUMAR28Can you please share complete PegaRULES logs when you try creating application? Posted: 4 years agoSKUMAR28 TCS replied to SKUMAR28Attaching the log files for the same .Strange error messages I can see in the log A commit cannot be performed because a deferred delete of an instance of class @baseclass failed.The deferred delete failed with the following exception Not returning connection 1 for database "pegarules" to the pool as it previously encountered the following error XML of page with error: <?xml version="1.0"?for more info please find the attached logs Posted: 4 years agoARVINDMALAV PEGA replied to SKUMAR28Can you please see if private synonyms is present for pwbv4_rule_locking for the database user that is running PRPC Posted: 4 years agoSKUMAR28 TCS replied to ARVINDMALAVHi Arvind,Which database I need to check for the synonym?Can I check it via Application or needs to be verified from Database level? Posted: 4 years agoARVINDMALAV PEGA replied to SKUMAR28I believe, you are using Oracle as your database, kindly confirm.You can involve DBA who can do this for you ( checking private synonyms) Posted: 4 years agoSKUMAR28 TCS replied to ARVINDMALAVYes Arvind.. we are using oracle database. we have upgraded the system from 7.1.9 to 7.2.As per our DBA:The migration and update steps were all successful as per the logs.synyonym exsist as an Oracle view in the old RULES schema "Rules". However, this does not exist in the new RULES schema "Rules72". Posted: 4 years agoSKUMAR28 TCS replied to ARVINDMALAVCould you please guide what the next step should be? Accepted Solution Posted: 4 years agoARVINDMALAV PEGA replied to SKUMAR28Create a private synonym for PegaSchema.pwbv4_rule_locking for the database user that is running PRPC. Posted: 4 years agoSKUMAR28 TCS replied to ARVINDMALAVThanks Arvind it is working now. We deployed PegaSchema.pwbv4_rule_locking as view in database Posted: 3 years agoVikeshN0 Sopra Steria replied to SKUMAR28Hi, I am facing the same problem with a postgres db installation (PRPC 7.2), could you give any guidance on the local change to do to be able to create a new application? (error is also on pwbv4_rule_locking) best Regards, Vikesh NAPAL. This comment has been branched out as a new node and the new thread can be followed here Posted: 3 years agoVidyaranjan MOD replied to VikeshN0Hi, You have replied to an older thread which lacks activity. To gather better visibility for your question, I have branched it to create a new question. You may continue your conversation on this thread: https://pdn.pega.com/community/product-support/question/problem-postgre… Hope the information is helpful. Thanks!