All libraries " invalid " code wont load

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hello,

everytime try load code @ simple test load seems run through of libraries , invalid library found if not using it. unsure cannot load code @ uno. dont know whats causing it.  >:(

calm down mr angry face, library saying invalid (my crystal ball in service again) - have removed libraries mentioned? if not, why not?


Arduino Forum > Using Arduino > Installation & Troubleshooting > All libraries " invalid " code wont load


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