Flow price: --
b32f673d444681a2165131dc55ed11008af4e35ad6b3af3487e35bcf6a16c0f3

Transaction

Hash: b32f673d444681a2165131dc55ed11008af4e35ad6b3af3487e35bcf6a16c0f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b32f673d444681a2165131dc55ed11008af4e35ad6b3af3487e35bcf6a16c0f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b32f673d444681a2165131dc55ed11008af4e35ad6b3af3487e35bcf6a16c0f3
Status:
ERROR
Block height:
40104036
Block id:
e467e8c99d0c78e0fc3c9c761015303adb844ccb64dc77de657bd18c94904f25
Timestamp:
Tuesday 1 November 2022 at 11:33:18 UTC
()
Proposer:
Authorizers:
Gas used:
47