Flow price: --
5aca117fea8efca44522be3e983b0b7e06008e609ac75e846c57a4447d6e25b1

Transaction

Hash: 5aca117fea8efca44522be3e983b0b7e06008e609ac75e846c57a4447d6e25b1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5aca117fea8efca44522be3e983b0b7e06008e609ac75e846c57a4447d6e25b1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5aca117fea8efca44522be3e983b0b7e06008e609ac75e846c57a4447d6e25b1
Status:
ERROR
Block height:
40086429
Block id:
6631e9dc18bd5698bf31bcfb4993c2eb749def1688e8fa670ea1e15b3dc7a660
Timestamp:
Tuesday 1 November 2022 at 04:24:22 UTC
()
Proposer:
Authorizers:
Gas used:
46