Flow price: --
a5f06db194854160f66ae438ff5034673e01a5a3a53129af4204d9c68439e6d0

Transaction

Hash: a5f06db194854160f66ae438ff5034673e01a5a3a53129af4204d9c68439e6d0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a5f06db194854160f66ae438ff5034673e01a5a3a53129af4204d9c68439e6d0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a5f06db194854160f66ae438ff5034673e01a5a3a53129af4204d9c68439e6d0
Status:
ERROR
Block height:
40139111
Block id:
8e78e0948f86261d2792043f5f40f7f40e0f5cbc06b62ded5ae36cf87a0c3308
Timestamp:
Wednesday 2 November 2022 at 01:48:41 UTC
()
Proposer:
Authorizers:
Gas used:
48