Flow price: --
6acc8e21f3bc3096d66a442bd1ad79623b862311531cb7f565a3772849e7a66c

Transaction

Hash: 6acc8e21f3bc3096d66a442bd1ad79623b862311531cb7f565a3772849e7a66c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6acc8e21f3bc3096d66a442bd1ad79623b862311531cb7f565a3772849e7a66c: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:
6acc8e21f3bc3096d66a442bd1ad79623b862311531cb7f565a3772849e7a66c
Status:
ERROR
Block height:
40159014
Block id:
7fec8dea1d0b2e5061a278494dd6708031e0d4ea4aac2317e7551b515ea33d4f
Timestamp:
Wednesday 2 November 2022 at 09:54:05 UTC
()
Proposer:
Authorizers:
Gas used:
48