Flow price: --
46a05f09cabdaaee3a58045131ca09bc932b01e22922ffa34e09a4136c492557

Transaction

Hash: 46a05f09cabdaaee3a58045131ca09bc932b01e22922ffa34e09a4136c492557
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 46a05f09cabdaaee3a58045131ca09bc932b01e22922ffa34e09a4136c492557:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
46a05f09cabdaaee3a58045131ca09bc932b01e22922ffa34e09a4136c492557
Status:
ERROR
Block height:
39869360
Block id:
d074b8f072a731e495c53022b25e0300df8b43c31ec820194730dc6d7d8ef2b4
Timestamp:
Friday 28 October 2022 at 13:34:12 UTC
()
Proposer:
Authorizers:
Gas used:
49