Flow price: --
79f96f6a8fed651196fdc95bddfa96802da7fb1fcf5ea60e03cfbc4728732591

Transaction

Hash: 79f96f6a8fed651196fdc95bddfa96802da7fb1fcf5ea60e03cfbc4728732591
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 79f96f6a8fed651196fdc95bddfa96802da7fb1fcf5ea60e03cfbc4728732591:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
79f96f6a8fed651196fdc95bddfa96802da7fb1fcf5ea60e03cfbc4728732591
Status:
ERROR
Block height:
39933373
Block id:
b0dbd774f44e1ab6a36b528d5769238c9649a1f769627f1c0126497832021141
Timestamp:
Saturday 29 October 2022 at 15:11:30 UTC
()
Proposer:
Authorizers:
Gas used:
46