Flow price: --
37e0a7551e722f86b0f00a13269af40cabecf6c090e269bcac757102fbf5457d

Transaction

Hash: 37e0a7551e722f86b0f00a13269af40cabecf6c090e269bcac757102fbf5457d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 37e0a7551e722f86b0f00a13269af40cabecf6c090e269bcac757102fbf5457d: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:
37e0a7551e722f86b0f00a13269af40cabecf6c090e269bcac757102fbf5457d
Status:
ERROR
Block height:
39886070
Block id:
c0a4c38bdd74b0c2268d7071dbee42099243772813a5db8ed3d408ad04b44263
Timestamp:
Friday 28 October 2022 at 20:14:28 UTC
()
Proposer:
Authorizers:
Gas used:
52