Showing error in it

rio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$ cd ~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP/crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$ # Ensure there are no uncommitted files while running git statuscrio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$ git status
On branch master
Your branch is ahead of ‘origin/master’ by 2 commits.
(use “git push” to publish your local commits)

nothing to commit, working tree clean
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$ # Setup up the remote repository & pull the code stubs for the next module.
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$
crio-user@rkrjha1234:~/workspace/rkrjha1234-ME_QEATS_REVIEW_MP$ git remote add ME_QEATS_REVIEW_MP_MODULE_PINTEREST_SHARE_STUB git@gitlab.crio.do:ME_QEATS_REVIEW_MP_STUBS/ME_QEATS_REVIEW_MP_MODULE_PINTEREST_SHARE_STUB.git
error: could not lock config file .git/config: File exists
fatal: could not set ‘remote.ME_QEATS_REVIEW_MP_MODULE_PINTEREST_SHARE_STUB.url’ to ‘git@gitlab.crio.do:ME_QEATS_REVIEW_MP_STUBS/ME_QEATS_REVIEW_MP_MODULE_PINTEREST_SHARE_STUB.git’