If a user with a Fujistu 7160 gets this error message this means that they need to replace the consumable/pick roller kit in their scanner.  The links below are options to replace them.

Fujitsu/Ricoh website:

Fujitsu fi-7160 Pick Roller Kit | pa03670-0002 (ricoh.com)

Amazon:

Amazon.com: S-Union Replacement Scanner Brake and Pick Roller Set Compatible with Fujitsu Fi-7160 Fi-7180 Fi-7260 Fi-7280 Part NO: PA03670-0001 PA03670-0002 Model: FI-C728PR FI-C728BR : Office Products