error 00 123 Invalid GUI input data: invalid XMLBLOB data

Hi,

I am getting "error 00 123  Invalid GUI input data: invalid XMLBLOB data" when trying to insert a new record through ALV.

Application suddenly abort the operation of insertion and exit the application with the above error message.

The same insertion is working in debug mode !

Could not find any SAP notes!

Any useful help will be appreciated.

thanks