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asp.net-mvcentity-frameworkasp.net-mvc-5ef-code-firstdatabase-migration

why console in asp.net mvc5 doesn't run all of commands and this problem does not end?

the console in Asp.net mvc5(visual studio 2015) doesn't run all of commands! It should be noted that the console commands in the previous operating system(windows 10) worked well for this project this is that error: enter image description here

I replaced the packages even once. this is new meassage in console but i can't install new package! enter image description here can you help me to fix this problem? 'Thank you in advance for your help'

Solution

  • It was because of the interference of the packages. First deleted QRCODER Package then run commands in console! then install it again.