Flow price: --
56ee94d3512e79573aa5225d2765a7acbbe560d9c55e0012195a2deb27f38d6f

Transaction

Hash: 56ee94d3512e79573aa5225d2765a7acbbe560d9c55e0012195a2deb27f38d6f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 56ee94d3512e79573aa5225d2765a7acbbe560d9c55e0012195a2deb27f38d6f: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:
56ee94d3512e79573aa5225d2765a7acbbe560d9c55e0012195a2deb27f38d6f
Status:
ERROR
Block height:
39790352
Block id:
8217a1e4d107d714b9cc382d0c6c9067173aad5a7edc98d5bd123ed5cf31985f
Timestamp:
Thursday 27 October 2022 at 05:41:27 UTC
()
Proposer:
Authorizers:
Gas used:
47