Flow price: --
e4a91fa22ace2b9d5b32b3d5f85d4256ae5942ed437f0403790f449e5a8656f4

Transaction

Hash: e4a91fa22ace2b9d5b32b3d5f85d4256ae5942ed437f0403790f449e5a8656f4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4a91fa22ace2b9d5b32b3d5f85d4256ae5942ed437f0403790f449e5a8656f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e4a91fa22ace2b9d5b32b3d5f85d4256ae5942ed437f0403790f449e5a8656f4
Status:
ERROR
Block height:
40114576
Block id:
0bc67772841df96c5ec3f5836e0451d86c7b6b510f160454562742d53fd0ec9d
Timestamp:
Tuesday 1 November 2022 at 15:49:01 UTC
()
Proposer:
Authorizers:
Gas used:
48