Flow price: --
4b3827ac995d647bad2fc0ab2805a5674c8d076931573790d325817352b88331

Transaction

Hash: 4b3827ac995d647bad2fc0ab2805a5674c8d076931573790d325817352b88331
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b3827ac995d647bad2fc0ab2805a5674c8d076931573790d325817352b88331:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4b3827ac995d647bad2fc0ab2805a5674c8d076931573790d325817352b88331
Status:
ERROR
Block height:
39861410
Block id:
1597dfe8fd9583c57425dcc4b406ad12b9536db81cfc72125ebc48322d2ec5ad
Timestamp:
Friday 28 October 2022 at 10:22:56 UTC
()
Proposer:
Authorizers:
Gas used:
50