Dear Sir,
We have required restrict double gate entry of same document no. checker option in logistic incoming gate entry.
For details find the attachment file
Which massage show in attachment file same massage also show in logistic incoming gate entry if same party and same document no already made gate entry.
The given requirement is linked to Gate Entry and Logistic flow. The Gate Entry Document number is mostly a manual book which can have duplicate number in different Gate Entry book thus practically this cannot be restricted.