Flow price: --
834d28ed86d22b8fc37c801ff577ebe836caddf93b2391ed46600fb69ad6e094

Transaction

Hash: 834d28ed86d22b8fc37c801ff577ebe836caddf93b2391ed46600fb69ad6e094
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 834d28ed86d22b8fc37c801ff577ebe836caddf93b2391ed46600fb69ad6e094:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
834d28ed86d22b8fc37c801ff577ebe836caddf93b2391ed46600fb69ad6e094
Status:
ERROR
Block height:
39877839
Block id:
8c1ed0a5015e583ef812cce7f3ff0b614ef5f411de21685b014db2f63d895f7c
Timestamp:
Friday 28 October 2022 at 16:57:28 UTC
()
Proposer:
Authorizers:
Gas used:
46