Receiving error message when approving purchase requisition

Content

As per requirement We have created a small rule based on cost center, please find the attachment of screenshots contains the rule creation

Setup : 

• Created a Marketing Approval Group with the user Daniel Ashby

• Added rules in the participant : Header Hierarchy 3, Routing : Serial.

 

Rule created successfully in production. after that All users are facing issues while approving the requisitions.

Error geting for users is 'An Error Occurred. Contact Your help desk. (FND-2)'

 

Below is the SOA error getting for these requisitions in production through oracle:

Attempted to invoike method “longValue” in class “java.lang’Long” on a null object reference at line 18 column 9 in /Ruleset(HeaderHierarchy3Rules)/Rule(NonMarketingAutoApproval)/Pattern(v1_ReqLineDimention)/Test[3]