An unexpected error has occurred while opening the workflow. See the event log on the AOS and contact your system administrator to resolve the issue. while editing the PR workflow,

Hi All,

We have configured new AX DEV environment, replicated with Production model store and DB, 

While editing PR workflow getting the below error : 

"An unexpected error has occurred while opening the workflow. See the event log on the AOS and contact your system administrator to resolve the issue."

while editing the PR workflow,"

My account has Admin rights.

we have tried the below steps:

Refresh WCF in client configuration:

In Administrative Tools select AX 2012 Configuration

in Configuration Target select Business Connector (non-interactive use only)

In Configuration create new configuration if you only have the original,

click on Connection tab, then click on Refresh configuration.

Stop AOS service

Delete files in Xppil (files ONLY, don’t delete the folders inside Xppil)

C:\Program Files\Microsoft Dynamics AX\60\Server\(your dev. repo. name)\bin\XppIL

Start AOS

Generate Full CIL

Data dictionary synchronize

Still getting the same error,

Is there anyway to resolve this error , please advise us.

Regards,

Akbar