I am creating a temo dashboard for a record and using a!linkField but getting be

I am creating a temo dashboard for a record and using a!linkField but getting below error-
Expression evaluation error in rule 'formlayout' at function a!linkField [line 40]: Invalid function a!linkField (not available as [])

Any pointer what could be the possible resolution to solve this....

OriginalPostID-100623

OriginalPostID-100623

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