Flow price: --
f80966b0e2b939fc119f2069217aae5ddc3fd4ea8f7a678c55d690678ab6f316

Transaction

Hash: f80966b0e2b939fc119f2069217aae5ddc3fd4ea8f7a678c55d690678ab6f316
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f80966b0e2b939fc119f2069217aae5ddc3fd4ea8f7a678c55d690678ab6f316:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f80966b0e2b939fc119f2069217aae5ddc3fd4ea8f7a678c55d690678ab6f316
Status:
ERROR
Block height:
39746050
Block id:
eb4a342c8a7dfd6cd5baad38ffb7f8e968fe7adc85d3c509148b6a86b1bd50ea
Timestamp:
Wednesday 26 October 2022 at 11:52:14 UTC
()
Proposer:
Authorizers:
Gas used:
46