Flow price: --
51b4bbc4340d975dd428b861fecda2c00904ab406eb7d32eac0a69ccd776fc25

Transaction

Hash: 51b4bbc4340d975dd428b861fecda2c00904ab406eb7d32eac0a69ccd776fc25
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 51b4bbc4340d975dd428b861fecda2c00904ab406eb7d32eac0a69ccd776fc25:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
51b4bbc4340d975dd428b861fecda2c00904ab406eb7d32eac0a69ccd776fc25
Status:
ERROR
Block height:
40034443
Block id:
009d374b171e97b2b247c10e4b496b08bb49f1f47df79495d434ce9d22efeeb8
Timestamp:
Monday 31 October 2022 at 07:30:28 UTC
()
Proposer:
Authorizers:
Gas used:
50