Flow price: --
97a88e06fb4cacd8e0627f57116e594da91c9b1560dd4992576287b6a8c2fa11

Transaction

Hash: 97a88e06fb4cacd8e0627f57116e594da91c9b1560dd4992576287b6a8c2fa11
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 97a88e06fb4cacd8e0627f57116e594da91c9b1560dd4992576287b6a8c2fa11:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
97a88e06fb4cacd8e0627f57116e594da91c9b1560dd4992576287b6a8c2fa11
Status:
ERROR
Block height:
40096335
Block id:
99204599e9519c2b1dcf5f9c3d6d84a0df0ca29524e2988aad63c53c5376b47f
Timestamp:
Tuesday 1 November 2022 at 08:25:59 UTC
()
Proposer:
Authorizers:
Gas used:
46