Flow price: --
3210e187be9495306d74d8e9b2273496d07c3c01b368df1be715a1caba75d22f

Transaction

Hash: 3210e187be9495306d74d8e9b2273496d07c3c01b368df1be715a1caba75d22f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3210e187be9495306d74d8e9b2273496d07c3c01b368df1be715a1caba75d22f: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:
3210e187be9495306d74d8e9b2273496d07c3c01b368df1be715a1caba75d22f
Status:
ERROR
Block height:
39770856
Block id:
7478adc7f3ed24d16a9e59e821fed5677b64a0f5e9457be2412e3ba106f5aa23
Timestamp:
Wednesday 26 October 2022 at 21:50:51 UTC
()
Proposer:
Authorizers:
Gas used:
50