When the user tries to run a process with a mandatory field that is not filled, the system shows two error dialogues with the same message which forces to click twice.
This bug was reproduced in demo globaqss and happens with every process that has a mandatory field.
Steps to reproduce
Login as GardenAdmin
Open the process 'Send Mail Text'
Leave all the fields empty
Click Ok to start the process
One error dialogue should be displayed showing the error:
"Fill mandatory fields:
Two error message dialogues are open one on top of the other showing the same error message
The attached patch solves this issue
Attached you can find the patch that solves this issue.