Flow price: --
80c42615ee5fe6b4e4c119f27d74e594e1a1f0f34e1576dd2222c9d3ef3609b9

Transaction

Hash: 80c42615ee5fe6b4e4c119f27d74e594e1a1f0f34e1576dd2222c9d3ef3609b9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 80c42615ee5fe6b4e4c119f27d74e594e1a1f0f34e1576dd2222c9d3ef3609b9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
80c42615ee5fe6b4e4c119f27d74e594e1a1f0f34e1576dd2222c9d3ef3609b9
Status:
ERROR
Block height:
40107536
Block id:
27885fb4a0e49cf7fbf39d2f4a5d4952081816c1b384d244e472f3a30c92c8c7
Timestamp:
Tuesday 1 November 2022 at 12:58:06 UTC
()
Proposer:
Authorizers:
Gas used:
49