000634: Skipping feature <value> because of NULL or EMPTY distance field value.
Description
The field value of the listed feature or record is invalid. As a result, the feature or record could not be processed and was not written out to the output.
Solution
Refer to the tool reference for valid values for the specified field, and enter a valid value for the input feature or record. For example, a distance or a length measurement cannot be 0 or null.