Flow price: --
c958c86311219996b3c3d1385890fac030960927ff6d24b0e3582367b01e7b28

Transaction

Hash: c958c86311219996b3c3d1385890fac030960927ff6d24b0e3582367b01e7b28
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c958c86311219996b3c3d1385890fac030960927ff6d24b0e3582367b01e7b28:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c958c86311219996b3c3d1385890fac030960927ff6d24b0e3582367b01e7b28
Status:
ERROR
Block height:
39846929
Block id:
21d78f131e43ee2f5eedc68dc2616c3aff1470132a5517ccbe1b4d879919320b
Timestamp:
Friday 28 October 2022 at 04:31:15 UTC
()
Proposer:
Authorizers:
Gas used:
46