Flow price: --
bf824bd038fa965d4b0e4317ac4fdf0597fc8ae6501c6f7a5915944e909d3f9f

Transaction

Hash: bf824bd038fa965d4b0e4317ac4fdf0597fc8ae6501c6f7a5915944e909d3f9f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bf824bd038fa965d4b0e4317ac4fdf0597fc8ae6501c6f7a5915944e909d3f9f: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:
bf824bd038fa965d4b0e4317ac4fdf0597fc8ae6501c6f7a5915944e909d3f9f
Status:
ERROR
Block height:
40043663
Block id:
8eaad809f668025b059b1aac24c2c27df427392fe0a7390f09045a591a16eb68
Timestamp:
Monday 31 October 2022 at 11:12:57 UTC
()
Proposer:
Authorizers:
Gas used:
46