Flow price: --
680a14fd80f6509a1b154e7c93806e019c6d7a86523a8b37072532b08d450638

Transaction

Hash: 680a14fd80f6509a1b154e7c93806e019c6d7a86523a8b37072532b08d450638
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 680a14fd80f6509a1b154e7c93806e019c6d7a86523a8b37072532b08d450638:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
680a14fd80f6509a1b154e7c93806e019c6d7a86523a8b37072532b08d450638
Status:
ERROR
Block height:
39922604
Block id:
b6064c098b7f5f861bc57bfbc9d6fcc75ea386d99461c84d9bf7b07135d1debb
Timestamp:
Saturday 29 October 2022 at 10:49:47 UTC
()
Proposer:
Authorizers:
Gas used:
47