i did the steps for enabling and setting password for root but after typing: " sudo - " it still says su: Authentication failure. What should I do?
Md Ariful Islam
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এমবিএ(মার্কেটিং)
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Dr. Md Rushad Rahman
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পিজিটি(মেডিসিন)
The error "su: Authentication failure" shows for an incorrect password login. Give the correct password to fix this. Also, there is no command like "sudo - ", refer to the article for correct usage.
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