Flow price: --
64a8945bf26f31a0fa0cff24c0cc56fb4cb1fdf732970aa1997030ec0e9ee380

Transaction

Hash: 64a8945bf26f31a0fa0cff24c0cc56fb4cb1fdf732970aa1997030ec0e9ee380
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 64a8945bf26f31a0fa0cff24c0cc56fb4cb1fdf732970aa1997030ec0e9ee380:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
64a8945bf26f31a0fa0cff24c0cc56fb4cb1fdf732970aa1997030ec0e9ee380
Status:
ERROR
Block height:
39864035
Block id:
ccb0a4c09846fd8a27892776839ba8e955414a44d1853a4c6bde81eedeebbecd
Timestamp:
Friday 28 October 2022 at 11:26:33 UTC
()
Proposer:
Authorizers:
Gas used:
51