Print grid layer is turned on and CAN'T turn off

Hi, i have a problem and it's driving me nuts. I have some corel files with print grid layer button turned on and it's impossible to turn it off.

 

This have a secondary effect and it's corel hangs up when i try to print the file, start to make the "previous checkings" and never ends.

 

I'm desesperate, any of you can you help me please?

 

Thanks

 

Capture of the problematic files:

 

 

Capture of a normal corel file:

 

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