There are two possibilities that could cause your problem:
There could be a block used that is not compilable. Are you using any extensions or do you known from the of which block on it stops working? usage
The linting tool could oversee a syntax error and the compiler would crash. Please check this with switching to e.g. JavaScript view and see if errors are shown there.
It would be good for us to check the code you are using. Please send me a private message with your contact data so we can get in direct contact.
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