Flow price: --
aea480e653bab2dc001c1c8cc600c486cbdc03892b75c4ede7515570b2675eda

Transaction

Hash: aea480e653bab2dc001c1c8cc600c486cbdc03892b75c4ede7515570b2675eda
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> aea480e653bab2dc001c1c8cc600c486cbdc03892b75c4ede7515570b2675eda: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:
aea480e653bab2dc001c1c8cc600c486cbdc03892b75c4ede7515570b2675eda
Status:
ERROR
Block height:
40110359
Block id:
d524045ef06e76fb27919920af3b5d70a1f88499bc331f509017c63d5f8e279b
Timestamp:
Tuesday 1 November 2022 at 14:06:45 UTC
()
Proposer:
Authorizers:
Gas used:
47