policy server crashing after upgrade with APMSSO enabled

Products

• DX APM SaaS

Issue/Introduction

Sitemider policy server is crashing after upgrade of Sitemider with APMSSO enabled. This has occurred on multiple servers but not all. Most of these servers are generally at same versions of OS, Sitemider policy servers and APMSSO. 

Resolution

The possible cause may be:

1- log directory does not have any write permission

2- libIntroscopeNativeapi.so lib might not be initialized properly.

3- libapr may encountering issue loading.