Flow price: --
8d383e6460b91bd13abe1489b1f29da678f549c9482ee0f8fdd7a82b0a9eab10

Transaction

Hash: 8d383e6460b91bd13abe1489b1f29da678f549c9482ee0f8fdd7a82b0a9eab10
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8d383e6460b91bd13abe1489b1f29da678f549c9482ee0f8fdd7a82b0a9eab10:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8d383e6460b91bd13abe1489b1f29da678f549c9482ee0f8fdd7a82b0a9eab10
Status:
ERROR
Block height:
40123839
Block id:
37185effe46d59f54b162f1083b0dd3b4a638e5d3d59b08fd953d994046d9ac5
Timestamp:
Tuesday 1 November 2022 at 19:34:35 UTC
()
Proposer:
Authorizers:
Gas used:
47