Sub-process /usr/bin/dpkg returned an error code (1)

i trying from yesterday this is not solving. tried with many tutorial

It would help us a lot in helping you, if you elaborated on what exactly you did and its results, as precisely as possible.

Additionally, after adding all the needed information, you should perform the operations described here and post their output in this thread, as well.


Could you try cleaning apt cache:

sudo apt-get clean

And then run update once again.