Flow price: --
54943824c0c0105d4715c306f18262453e222176c1a99e4ed7e7d020fb4a5ad4

Transaction

Hash: 54943824c0c0105d4715c306f18262453e222176c1a99e4ed7e7d020fb4a5ad4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 54943824c0c0105d4715c306f18262453e222176c1a99e4ed7e7d020fb4a5ad4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
54943824c0c0105d4715c306f18262453e222176c1a99e4ed7e7d020fb4a5ad4
Status:
ERROR
Block height:
39995396
Block id:
2f8d285c53dbb6a4c8f4b12beade81f2ae1535609b597003d17e69ddaa08fe98
Timestamp:
Sunday 30 October 2022 at 15:55:20 UTC
()
Proposer:
Authorizers:
Gas used:
48