Flow price: --
86696ae3de21a15c9e4ae78cc5eb3e8a85a8d6aecbe929740f131efced89c235

Transaction

Hash: 86696ae3de21a15c9e4ae78cc5eb3e8a85a8d6aecbe929740f131efced89c235
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 86696ae3de21a15c9e4ae78cc5eb3e8a85a8d6aecbe929740f131efced89c235:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
86696ae3de21a15c9e4ae78cc5eb3e8a85a8d6aecbe929740f131efced89c235
Status:
ERROR
Block height:
39994433
Block id:
ddebe2f317469e0cb56de76ecc7ee3b1b381b504f29e9d78c2383bb3aa18c999
Timestamp:
Sunday 30 October 2022 at 15:31:45 UTC
()
Proposer:
Authorizers:
Gas used:
46