Flow price: --
c7e262089a6c3a7d70b0b1fbc5d44ebaaa18f28010b54d55e68b4c8e27dc2932

Transaction

Hash: c7e262089a6c3a7d70b0b1fbc5d44ebaaa18f28010b54d55e68b4c8e27dc2932
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7e262089a6c3a7d70b0b1fbc5d44ebaaa18f28010b54d55e68b4c8e27dc2932:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7e262089a6c3a7d70b0b1fbc5d44ebaaa18f28010b54d55e68b4c8e27dc2932
Status:
ERROR
Block height:
39976899
Block id:
515c81680abcfb952eacd1c8c4c4cbb452c663a3c6754bb7df03b7832427380b
Timestamp:
Sunday 30 October 2022 at 08:31:28 UTC
()
Proposer:
Authorizers:
Gas used:
50