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I have serious problem with my ubuntu system. Yesterday, I installed gdm and set it default display manager, when I rebooted grub menu display I boot to normal boot but only black screen show.Please help I want my system up and running.

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marked as duplicate by Avinash Raj, Seth Mar 13 '14 at 18:16

This question was marked as an exact duplicate of an existing question.

It is simply impossible as question title clearly describe how to uninstall gdm from grub – Farooq Mar 13 '14 at 17:50
@farooq can you login usin ctrl + alt+f1 – nux Mar 13 '14 at 17:50
@ nux, I cannot login using ctrl + alt+f1 – Farooq Mar 13 '14 at 17:52
Is there any way to system up and running. I dont want to reinstall ubuntu. Please help – Farooq Mar 13 '14 at 17:57

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