Flow price: --
cb26d054ffe60f334d74a0687a21b71f81f893c788d74c9d68c6e99bd53a8173

Transaction

Hash: cb26d054ffe60f334d74a0687a21b71f81f893c788d74c9d68c6e99bd53a8173
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cb26d054ffe60f334d74a0687a21b71f81f893c788d74c9d68c6e99bd53a8173:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cb26d054ffe60f334d74a0687a21b71f81f893c788d74c9d68c6e99bd53a8173
Status:
ERROR
Block height:
40095153
Block id:
ccf69fd4eff176814687dfa14769aee708b6437c194e572169622921d53b3bd9
Timestamp:
Tuesday 1 November 2022 at 07:57:11 UTC
()
Proposer:
Authorizers:
Gas used:
46