Killing work process from SAP level
Execute Tx-SM50 which is used to see the number of work processes in a particular application server.After executing the transaction code you will get the below screen.
Then select the work process and click on process as shown in above screenshot .Then you will get the below screen.
Then click on Cancel without core as above picture .Then you will get the below screen.Here click on Yes to confirm the action as shown in screenshot .Here your job is done.