Flow price: --
b8ae620df199626607d15e31565d9c8117ee06ce6cb177ec939bbaa583de0393

Transaction

Hash: b8ae620df199626607d15e31565d9c8117ee06ce6cb177ec939bbaa583de0393
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b8ae620df199626607d15e31565d9c8117ee06ce6cb177ec939bbaa583de0393:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b8ae620df199626607d15e31565d9c8117ee06ce6cb177ec939bbaa583de0393
Status:
ERROR
Block height:
39855932
Block id:
5366b0dfece00cc15db43117692f48d2f46a58fbb4bdcbebe32408a1db5dcee1
Timestamp:
Friday 28 October 2022 at 08:10:56 UTC
()
Proposer:
Authorizers:
Gas used:
47