Flow price: --
4593e99a36916a72530e7f0a93e4fe4818758935e3e7cf5a066030a17ab89aaf

Transaction

Hash: 4593e99a36916a72530e7f0a93e4fe4818758935e3e7cf5a066030a17ab89aaf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4593e99a36916a72530e7f0a93e4fe4818758935e3e7cf5a066030a17ab89aaf: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:
4593e99a36916a72530e7f0a93e4fe4818758935e3e7cf5a066030a17ab89aaf
Status:
ERROR
Block height:
39806454
Block id:
a94a9e1edf05dfa2501e3f9fe3061cf339b72a263046d649b0bb321be12d3c4c
Timestamp:
Thursday 27 October 2022 at 12:11:27 UTC
()
Proposer:
Authorizers:
Gas used:
50