Flow price: --
ad9d606728de5090e1a6271911bd2e573d8407936c9395962b6b4be4f2975c73

Transaction

Hash: ad9d606728de5090e1a6271911bd2e573d8407936c9395962b6b4be4f2975c73
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad9d606728de5090e1a6271911bd2e573d8407936c9395962b6b4be4f2975c73:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ad9d606728de5090e1a6271911bd2e573d8407936c9395962b6b4be4f2975c73
Status:
ERROR
Block height:
40100351
Block id:
aa768d88ce14ac87ee2fe9b32abf5ed360f6970afd52dcac7707ce0a3c9293b1
Timestamp:
Tuesday 1 November 2022 at 10:03:38 UTC
()
Proposer:
Authorizers:
Gas used:
48