Flow price: --
acbfb191c6322b0d73a73ea32a2502a4e3e3d09f12b32c981ddc90d42d9619b3

Transaction

Hash: acbfb191c6322b0d73a73ea32a2502a4e3e3d09f12b32c981ddc90d42d9619b3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> acbfb191c6322b0d73a73ea32a2502a4e3e3d09f12b32c981ddc90d42d9619b3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
acbfb191c6322b0d73a73ea32a2502a4e3e3d09f12b32c981ddc90d42d9619b3
Status:
ERROR
Block height:
39800934
Block id:
2c032b703d373202a614831c62ac57633d7c8009f7bc0d1e973b6bb705146614
Timestamp:
Thursday 27 October 2022 at 09:57:59 UTC
()
Proposer:
Authorizers:
Gas used:
47