Flow price: --
2244268a9691c8535e03da90d5294fcf2a77442f37a032f3c757e3224f93012f

Transaction

Hash: 2244268a9691c8535e03da90d5294fcf2a77442f37a032f3c757e3224f93012f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2244268a9691c8535e03da90d5294fcf2a77442f37a032f3c757e3224f93012f: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:
2244268a9691c8535e03da90d5294fcf2a77442f37a032f3c757e3224f93012f
Status:
ERROR
Block height:
40037504
Block id:
7168c2120e236e1ee2b2fd32238557e090e46efebbe896810ad9b10a9d4cd936
Timestamp:
Monday 31 October 2022 at 08:43:11 UTC
()
Proposer:
Authorizers:
Gas used:
47