Flow price: --
9d82cb83615a6b5f809bf07d8330b31932666fcd81222a3ce68a7f7c118a51ec

Transaction

Hash: 9d82cb83615a6b5f809bf07d8330b31932666fcd81222a3ce68a7f7c118a51ec
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9d82cb83615a6b5f809bf07d8330b31932666fcd81222a3ce68a7f7c118a51ec: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:
9d82cb83615a6b5f809bf07d8330b31932666fcd81222a3ce68a7f7c118a51ec
Status:
ERROR
Block height:
39841093
Block id:
93481fb0ecab20d2975d4a179bc1476e052e312e3f873685a0831c7c9c70f159
Timestamp:
Friday 28 October 2022 at 02:11:26 UTC
()
Proposer:
Authorizers:
Gas used:
46