The following packages will be upgraded:
casper
1 upgraded, 0 newly installed, 0 to remove and 181 not upgraded.
Need to get 0 B/52.0 kB of archives.
After this operation, 4,096 B of additional disk space will be used.
Do you want to continue? [Y/n] y
(Reading database ... 352376 files and directories currently installed.)
Preparing to unpack .../casper_1.470_amd64.deb ...
Unpacking casper (1.470) over (1.465) ...
dpkg: error processing archive /var/cache/apt/archives/casper_1.470_amd64.deb (--unpack):
trying to overwrite '/usr/share/initramfs-tools/scripts/casper-premount/20iso_scan', which is also in package lupin-casper 0.57build1
update-initramfs: deferring update (trigger activated)
Errors were encountered while processing:
/var/cache/apt/archives/casper_1.470_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
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As written, this isn't really a question. Please edit your post to add some context - explain what you are trying to do, what version of Ubuntu you are using, etc. – Organic Marble May 09 '22 at 16:25
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1Does this answer your question? dpkg error: "trying to overwrite file, which is also in..." – Pilot6 May 09 '22 at 17:05
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Please edit the question to limit it to a specific problem with enough detail to identify an adequate answer. – Community May 15 '22 at 18:19
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It's not really a question, but the problem is clear and seems to be something bigger. I got the same while trying to update from Mint 20.3 to Mint 21. Reinstallation helped. – jackthehipster Mar 06 '23 at 11:34
2 Answers
1
Uninstall / Remove casper package
In this section, we are going to explain the necessary steps to uninstall casper package:
sudo apt remove casper
sudo apt autoclean && sudo apt autoremove
Then reinstall it
sudo apt update
sudo apt install casper
0
Try to run this on terminal:
sudo dpkg -i --force-overwrite /var/cache/apt/archives/casper_1.470_amd64.deb
And... this is my screenshot:
Casper error solve in Upgrading linuxmint (screenshot)
And this is worked in my Linux Mint
