Flow price: --
f9b50e8496ecd3021dbad75bad3fd38c1f9b957265612b0378334d4509eac9a9

Transaction

Hash: f9b50e8496ecd3021dbad75bad3fd38c1f9b957265612b0378334d4509eac9a9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9b50e8496ecd3021dbad75bad3fd38c1f9b957265612b0378334d4509eac9a9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f9b50e8496ecd3021dbad75bad3fd38c1f9b957265612b0378334d4509eac9a9
Status:
ERROR
Block height:
40146414
Block id:
ce04ccb1036d0570c4e5506074e0b2307582a4c9d1be6785bb8a425aea239ce2
Timestamp:
Wednesday 2 November 2022 at 04:46:42 UTC
()
Proposer:
Authorizers:
Gas used:
50