Getting Exception while deleting processDefination

[AQB]

HI I want to delete process defination and all its history and i am calling REST api
repositoryService.deleteProcessDefinition(processDefinitionId, true);

but in responce I am getting exception

detailMessage: “Could not roll back JDBC transaction; nested exception is org.postgresql.util.PSQLException: This connection has been closed.”
exceptionClass: “org.springframework.transaction.TransactionSystemException”

1. 0: {methodName: “doRollback”, fileName: “DataSourceTransactionManager.java”, lineNumber: 297,…}

2. className: “org.springframework.jdbc.datasource.DataSourceTransactionManager”

3. fileName: “DataSourceTransactionManager.java”

4. lineNumber: 297

5. methodName: “doRollback”

6. nativeMethod: false

7. 1: {methodName: “processRollback”, fileName: “AbstractPlatformTransactionManager.java”, lineNumber: 853,…}

8. className: “org.springframework.transaction.support.AbstractPlatformTransactionManager”

9. fileName: “AbstractPlatformTransactionManager.java”

10. lineNumber: 853

11. methodName: “processRollback”

12. nativeMethod: false

13. 2: {methodName: “rollback”, fileName: “AbstractPlatformTransactionManager.java”, lineNumber: 830,…}

14. className: “org.springframework.transaction.support.AbstractPlatformTransactionManager”

15. fileName: “AbstractPlatformTransactionManager.java”

16. lineNumber: 830

17. methodName: “rollback”

18. nativeMethod: false

19. 3: {methodName: “rollbackOnException”, fileName: “TransactionTemplate.java”, lineNumber: 164,…}

20. className: “org.springframework.transaction.support.TransactionTemplate”

21. fileName: “TransactionTemplate.java”

22. lineNumber: 164

23. methodName: “rollbackOnException”