Thread: Error Communicating With Device
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Old 01-06-2018, 09:31 PM   #5
kovidgoyal
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Posts: 43,853
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Location: Mumbai, India
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That's a memory error encoding the metadata cache file. Pretty much the only way around that is to run the 64bit version of calibre one a computer with lots of RAM.

And see https://manual.calibre-ebook.com/faq...s-occasionally
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