If you are getting the error message like “SAPOSCOL not running ? (shared memory not available )” when you are trying to access transaction code ST06 then you should check the “saposcol” situation over the OS level.

You probably see the following mesaage on your ST06 transaction screen ;

Then go to OS level and “saposcol” directory and execute the following comand to start saposcol monitor tool

saposcol -d

Now you can see all the commands you can use it via “help” word

Collector > Help

Let’s check the status of saposcol for the related SAP system

Collector > stat

It’s look like not working then try to stop and start again.

To stop ;

Collector > Kill

To Start ;

Collector > Force

Check the situation again of the saposcol

Collector > Stat

It’s look like working now , let’s check the ST06 again on SAP level.

By the way , please don’t forget to wait some minutes before try to ST06 on SAP…