Flow price: --
3c9bed8c09af8b2b44c8bcf332d6a810e29a3e861b3edd6a3f9ba296f3e15ccd

Transaction

Hash: 3c9bed8c09af8b2b44c8bcf332d6a810e29a3e861b3edd6a3f9ba296f3e15ccd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3c9bed8c09af8b2b44c8bcf332d6a810e29a3e861b3edd6a3f9ba296f3e15ccd: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:
3c9bed8c09af8b2b44c8bcf332d6a810e29a3e861b3edd6a3f9ba296f3e15ccd
Status:
ERROR
Block height:
40107109
Block id:
be96cd5bb237082df28b59c992f96e92eccba0cf225efa1188d87aaaec9f9c11
Timestamp:
Tuesday 1 November 2022 at 12:47:46 UTC
()
Proposer:
Authorizers:
Gas used:
46