I've been guilty of this before, but you must say which Pd and foremost which Gem version. If you use the one grom the debian repository, try compiling from the github repository. It solved a bug where Pd froze on closing a gemwin.
On 01.10.2018 16:46, Csaba Láng wrote:
Dear list,
did anyone meet this OpenGL bug on ununtu 18.04? When recreating gemwin (destroy, create) Pd crashes with this error: i965: Failed to submit batchbuffer: Invalid argument
Best, Popesz
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