Flow price: --
1f98e431c7b63a357dd1f60f8b57737e0848badf222344c02dc446fada4776ac

Transaction

Hash: 1f98e431c7b63a357dd1f60f8b57737e0848badf222344c02dc446fada4776ac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f98e431c7b63a357dd1f60f8b57737e0848badf222344c02dc446fada4776ac: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:
1f98e431c7b63a357dd1f60f8b57737e0848badf222344c02dc446fada4776ac
Status:
ERROR
Block height:
39971077
Block id:
3d48da07a6bd2157626d0ef24412f2001823cba4a169fca8b18318f0df401818
Timestamp:
Sunday 30 October 2022 at 06:11:41 UTC
()
Proposer:
Authorizers:
Gas used:
48