Flow price: --
9681e0d8f5958f074d9f29f661fe7a2cd14db3dc29134a78dc5c61dcda67a0c8

Transaction

Hash: 9681e0d8f5958f074d9f29f661fe7a2cd14db3dc29134a78dc5c61dcda67a0c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9681e0d8f5958f074d9f29f661fe7a2cd14db3dc29134a78dc5c61dcda67a0c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9681e0d8f5958f074d9f29f661fe7a2cd14db3dc29134a78dc5c61dcda67a0c8
Status:
ERROR
Block height:
40122324
Block id:
6a7ff8e7cb0c5b3da495fff881cc3d1f4ce3b22cd5bb12d6693a0d8116bf158a
Timestamp:
Tuesday 1 November 2022 at 18:57:26 UTC
()
Proposer:
Authorizers:
Gas used:
50