Flow price: --
51b4a929dd543dba78565401e5f5c644e01f0e763bd2104e73e5210df1289645

Transaction

Hash: 51b4a929dd543dba78565401e5f5c644e01f0e763bd2104e73e5210df1289645
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 51b4a929dd543dba78565401e5f5c644e01f0e763bd2104e73e5210df1289645:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
51b4a929dd543dba78565401e5f5c644e01f0e763bd2104e73e5210df1289645
Status:
ERROR
Block height:
40006132
Block id:
8dbabfca3f49bbb0769325cc53e5512564e3a5cd799373acd94db1c098ba5f1c
Timestamp:
Sunday 30 October 2022 at 20:13:06 UTC
()
Proposer:
Authorizers:
Gas used:
47