Flow price: --
de6190d2c48d668bc7703e2e8bab50f9a7e00a85cbe1dddda374a58f6a848239

Transaction

Hash: de6190d2c48d668bc7703e2e8bab50f9a7e00a85cbe1dddda374a58f6a848239
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> de6190d2c48d668bc7703e2e8bab50f9a7e00a85cbe1dddda374a58f6a848239:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
de6190d2c48d668bc7703e2e8bab50f9a7e00a85cbe1dddda374a58f6a848239
Status:
ERROR
Block height:
39751934
Block id:
51272852ff4d6dc138953663e90ef748bf4044c357979d3b169b3333ce52fe4e
Timestamp:
Wednesday 26 October 2022 at 14:13:27 UTC
()
Proposer:
Authorizers:
Gas used:
47