Flow price: --
b18363445dd6e54bf6acf5489b085711ea5232c907bdfd34a4aaa754155a0aef

Transaction

Hash: b18363445dd6e54bf6acf5489b085711ea5232c907bdfd34a4aaa754155a0aef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b18363445dd6e54bf6acf5489b085711ea5232c907bdfd34a4aaa754155a0aef: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:
b18363445dd6e54bf6acf5489b085711ea5232c907bdfd34a4aaa754155a0aef
Status:
ERROR
Block height:
40040739
Block id:
259b82aca4e86a614c3442d2b40f3cb51d2e8fb1f714c2c4d1694d0ef88af107
Timestamp:
Monday 31 October 2022 at 10:01:45 UTC
()
Proposer:
Authorizers:
Gas used:
47