. Taken back up of Ax 4.0 DB back up and Ax 4.0 application files
2. Created New Db
3. Installed the AOS Instance
4. Installed Ax 2009 SP1
5. and Ax 4.0 application files are Pasted in “C:\Program Files\Microsoft Dynamics AX\50\Application\Appl<Instance Name>\old and also AX\50\Application\Appl<Instance Name>
6. Now started AOS
Windows could not start the Dynamics AX Object Server 5.0$01-[Application] on [Server]. For more information, review the System Event Log. If this is a non-Microsoft service, contact the service vendor, and refer to service-specific error code 80.
System Event Log:
Object Server 04: Reindex of application files failed due to presence of a modified Microsoft Configuration Key (SysAPI) in a non Microsoft Layer. If upgrading, please restart in old version, remove all offending Configuration Keys and restart the upgrade.
Can any one help