Have you activated the use of shortcuts in the client settings? Please start ARIS Business Architect for SAP and go to "View-Options-SAP Options-Solution Manager".
Select the "Use shortcuts" option.
I'm not sure if this will solve your issue, but it is a place to start.
Best regards from Knut
I am new to ARIS Business Architect for SAP and whre can i donload this ? i need to see the features and caperbility of how we use this tool to reduce the project cycle time ..please let me know the how to download and how to intigrate this with SOLMAN