Flow price: --
88df66eff8767a4438e46933e6637d94008efee9c0fe1b970659b7967ce5c248

Transaction

Hash: 88df66eff8767a4438e46933e6637d94008efee9c0fe1b970659b7967ce5c248
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 88df66eff8767a4438e46933e6637d94008efee9c0fe1b970659b7967ce5c248:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
88df66eff8767a4438e46933e6637d94008efee9c0fe1b970659b7967ce5c248
Status:
ERROR
Block height:
39918845
Block id:
f5703b9fc81f5f6bd9c963a66ea336806083285c5da99dbe9417b06608a28ff3
Timestamp:
Saturday 29 October 2022 at 09:19:07 UTC
()
Proposer:
Authorizers:
Gas used:
47