As upstream dev told you [1], it is probably a hardware issue. I'm closing this bug. Please reopen otherwise. Thanks.
[1] https://github.com/relan/exfat/issues/69 ** Bug watch added: github.com/relan/exfat/issues #69 https://github.com/relan/exfat/issues/69 ** Changed in: fuse-exfat (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1699935 Title: Error mounting stderr: `ERROR: invalid VBR checksum 0x1b936469 (expected 0x21936477). To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fuse-exfat/+bug/1699935/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs