Error ‘Cannot create another system semaphore’ while starting the AX 2012 AOS service

Introduction:

While starting the AOS service if you face above error then check 2 things,

1. Check your System log as mention in error (Event Viewer-> Windows Log -> System) it will give you error ‘Cannot create another system semaphore’.

   

2. Also, Check your Application Log (Event Viewer -> Windows Log -> Application).

   

Cause:

This error means simply means your AX 2012 Kernel version is lower than your Application version. As, the kernel version is lower it does not support your current Timezone version.

Solution:

1. Upgrade your AX 2012 kernel version to higher version.
2. Run below script to modify your Timezone version

   Update SQLSystemVariables
   set value = 4
   where parm = 'SYSTIMEZONESVERSION'