Flow price: --
663c3d708db98634493a0093165a0ea4c77a5a0be9c429f023aea5150510128c

Transaction

Hash: 663c3d708db98634493a0093165a0ea4c77a5a0be9c429f023aea5150510128c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 663c3d708db98634493a0093165a0ea4c77a5a0be9c429f023aea5150510128c: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:
663c3d708db98634493a0093165a0ea4c77a5a0be9c429f023aea5150510128c
Status:
ERROR
Block height:
40091796
Block id:
8d497c7c03339912c5c73dfa1f98ddcef40a590e5e424a956ab4aa5d6706a707
Timestamp:
Tuesday 1 November 2022 at 06:35:57 UTC
()
Proposer:
Authorizers:
Gas used:
46