Flow price: --
33979299b55106df5e2b7f6ecf0a12ed659ea0c47a7173a53dcf929aeb50fd21

Transaction

Hash: 33979299b55106df5e2b7f6ecf0a12ed659ea0c47a7173a53dcf929aeb50fd21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 33979299b55106df5e2b7f6ecf0a12ed659ea0c47a7173a53dcf929aeb50fd21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
33979299b55106df5e2b7f6ecf0a12ed659ea0c47a7173a53dcf929aeb50fd21
Status:
ERROR
Block height:
39942597
Block id:
3af4746455536ef6c243617cb86fecf6fb0adf8cc9eaeddcbb4d960ab77b6eef
Timestamp:
Saturday 29 October 2022 at 18:54:04 UTC
()
Proposer:
Authorizers:
Gas used:
46