SAP Message 29196 - Dimension of variable-size item unit not supported in formula &

Diagnosis
The quantity for the variable-size item is calculated using a formuladefined in settings in the IMG for production (BOMs -> Item data ->Define formulas for variable-size item). A dimension is defined for theresult of the calculation. The dimension of the variable-size item isnot defined for formula &V1&:

Procedure
Check whether the formula key you entered denotes the formula required.Correct your entry if necessary.
Consult the area responsible for maintaining material masters. You maybe able to copy an unit of issue that you can work with.