Manjaro update error: failed to update core (unable to lock database)

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I am a noob on an i5 desktop. I could not update my system. Terminal reads as follows, after I type and enter "sudo pacman -Syu"

[sudo] password for user-name: ********
:: Synchronizing package databases...
error: failed to update core (unable to lock database)
error: failed to update extra (unable to lock database)
error: failed to update community (unable to lock database)
error: failed to update multilib (unable to lock database)
error: failed to synchronize all databases

Help!!

2 Answers

This can be solved by quitting Software Update program from task manager. This worked for me.

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