Flow price: --
29f9cce110399df741d9582367e77e7a6eafc66c20b598cf58b1aad24ac9eb71

Transaction

Hash: 29f9cce110399df741d9582367e77e7a6eafc66c20b598cf58b1aad24ac9eb71
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 29f9cce110399df741d9582367e77e7a6eafc66c20b598cf58b1aad24ac9eb71:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
29f9cce110399df741d9582367e77e7a6eafc66c20b598cf58b1aad24ac9eb71
Status:
ERROR
Block height:
39993876
Block id:
e2d7d287cefe888b57d7edca2f33e82cfdac1f925c7181890c3623291cfe4e97
Timestamp:
Sunday 30 October 2022 at 15:18:41 UTC
()
Proposer:
Authorizers:
Gas used:
47