Flow price: --
b9a8e28a1d792c4d433429deecce8a8916a9f5cecc55fcd8fa7ab4c81df8955b

Transaction

Hash: b9a8e28a1d792c4d433429deecce8a8916a9f5cecc55fcd8fa7ab4c81df8955b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9a8e28a1d792c4d433429deecce8a8916a9f5cecc55fcd8fa7ab4c81df8955b: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:
b9a8e28a1d792c4d433429deecce8a8916a9f5cecc55fcd8fa7ab4c81df8955b
Status:
ERROR
Block height:
39858253
Block id:
171d0e0870e3e83388f3c3dbe2d8a6e9b5afbc9d6f999d4eeb8e745afeeaa54b
Timestamp:
Friday 28 October 2022 at 09:06:48 UTC
()
Proposer:
Authorizers:
Gas used:
47