Docker registry push issue

[yogimnss]

After editing liquid template i am trying to push it docker registry but getting error as

Template Management Error - Process failed: Image name is invalid. Image name should contains lowercase letters, digits and separators. The valid format is ^[a-z0-9]+(([.]|{2}|-+)[a-z0-9]+)(/[a-z0-9]+(([.]|{2}|-+)[a-z0-9]+))*$

some of the name i had tried

/ccdatemplates:v1.0.0

/ccdatemplates_1:v1.0.0