Flow price: --
7726887e7047dface51e6f81b1a1e81c5936c6f30272d515b1e8b7dfdfe94faa

Transaction

Hash: 7726887e7047dface51e6f81b1a1e81c5936c6f30272d515b1e8b7dfdfe94faa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7726887e7047dface51e6f81b1a1e81c5936c6f30272d515b1e8b7dfdfe94faa: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:
7726887e7047dface51e6f81b1a1e81c5936c6f30272d515b1e8b7dfdfe94faa
Status:
ERROR
Block height:
39864544
Block id:
933ab53bac7962cf7d430ed1e7162a21a08f347ff89e35c7d342f82b71361637
Timestamp:
Friday 28 October 2022 at 11:38:37 UTC
()
Proposer:
Authorizers:
Gas used:
46