Flow price: --
ce7b759e7d42d489f68afadf4a433b5512b63d577f0f88f1750e393ea9200d8e

Transaction

Hash: ce7b759e7d42d489f68afadf4a433b5512b63d577f0f88f1750e393ea9200d8e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ce7b759e7d42d489f68afadf4a433b5512b63d577f0f88f1750e393ea9200d8e: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:
ce7b759e7d42d489f68afadf4a433b5512b63d577f0f88f1750e393ea9200d8e
Status:
ERROR
Block height:
39872115
Block id:
d9284d1330ddc084e721f6ca23cfb2238da63aa281ca0b108a03b0d7f3912634
Timestamp:
Friday 28 October 2022 at 14:40:40 UTC
()
Proposer:
Authorizers:
Gas used:
48