Flow price: --
457cd5c62536144d340e8cd05b1ad5887ac512ade9e46fb5779d3dc2247c2919

Transaction

Hash: 457cd5c62536144d340e8cd05b1ad5887ac512ade9e46fb5779d3dc2247c2919
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 457cd5c62536144d340e8cd05b1ad5887ac512ade9e46fb5779d3dc2247c2919:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
457cd5c62536144d340e8cd05b1ad5887ac512ade9e46fb5779d3dc2247c2919
Status:
ERROR
Block height:
40047335
Block id:
310dce636f39b967c73e01bbb027c3e2fbc9ee0958176d8610cf1d1b03e29032
Timestamp:
Monday 31 October 2022 at 12:41:53 UTC
()
Proposer:
Authorizers:
Gas used:
49