Flow price: --
d049a40319d15220c5a24403224b1428484c81461b0b33702dc0f929c7e11b72

Transaction

Hash: d049a40319d15220c5a24403224b1428484c81461b0b33702dc0f929c7e11b72
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d049a40319d15220c5a24403224b1428484c81461b0b33702dc0f929c7e11b72:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d049a40319d15220c5a24403224b1428484c81461b0b33702dc0f929c7e11b72
Status:
ERROR
Block height:
39850836
Block id:
2fcd1e0374e08bd2cdbc4a027ce9809c323459f55dcec570659436ee8de46f4c
Timestamp:
Friday 28 October 2022 at 06:06:00 UTC
()
Proposer:
Authorizers:
Gas used:
49