Is your feature request related to a problem? Please describe.
Sometimes when we do some incorrect operation, we cannot click or draw connections or components and we have no clue about it.
Describe the solution you'd like
When we find we cannot click or draw connections or components, please raise an alert window to remind the user there is a issue, and why it raises the issue.
Is your feature request related to a problem? Please describe. Sometimes when we do some incorrect operation, we cannot click or draw connections or components and we have no clue about it.
Describe the solution you'd like When we find we cannot click or draw connections or components, please raise an alert window to remind the user there is a issue, and why it raises the issue.