Flow price: --
456f8712b1a68a22c9cd8e0a87108fc5f6e6beb14479964595ae15341cc80b83

Transaction

Hash: 456f8712b1a68a22c9cd8e0a87108fc5f6e6beb14479964595ae15341cc80b83
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 456f8712b1a68a22c9cd8e0a87108fc5f6e6beb14479964595ae15341cc80b83:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
456f8712b1a68a22c9cd8e0a87108fc5f6e6beb14479964595ae15341cc80b83
Status:
ERROR
Block height:
40119855
Block id:
4dd9e61ef2a764cc79e066f3bb0a72b3a45b72432e5afff93fbdba1ae2eec4bd
Timestamp:
Tuesday 1 November 2022 at 17:57:43 UTC
()
Proposer:
Authorizers:
Gas used:
46