Flow price: --
9ed8a7525900193d16ab3a63403015fe6f729505eda67e160f2ec5504bc84ce8

Transaction

Hash: 9ed8a7525900193d16ab3a63403015fe6f729505eda67e160f2ec5504bc84ce8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9ed8a7525900193d16ab3a63403015fe6f729505eda67e160f2ec5504bc84ce8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9ed8a7525900193d16ab3a63403015fe6f729505eda67e160f2ec5504bc84ce8
Status:
ERROR
Block height:
40104578
Block id:
be5cb9a0446bc009ff008fd1f0b146b6d976304c1f6d72acc3a28318b967c230
Timestamp:
Tuesday 1 November 2022 at 11:46:14 UTC
()
Proposer:
Authorizers:
Gas used:
46