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When you create backup or export csv files task failed with Error: cannot to pack error or (solution below can be applied for 'Error during export!' andCan't unpack package issues)
Solution
Make sure sys_temp_dir in your php is writable
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| In the Admin > Settings > System > → Settings → System → click PHP Info in the top left. Search on page sys_temp_dir value. If no value present please add it and make sure this folder is writable. You can ask your hosting support for help or try to configure php.ini yourself. |
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