Flow price: --
dd110f54e31e560b61656b7f89c94e96ccab67b01cdffd9729e1ce697ddf14ed

Transaction

Hash: dd110f54e31e560b61656b7f89c94e96ccab67b01cdffd9729e1ce697ddf14ed
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dd110f54e31e560b61656b7f89c94e96ccab67b01cdffd9729e1ce697ddf14ed: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:
dd110f54e31e560b61656b7f89c94e96ccab67b01cdffd9729e1ce697ddf14ed
Status:
ERROR
Block height:
39853506
Block id:
325b01259c10c9ad7a6f02850ae7cf2aa2061f4dba8ec8b58e189f62a1dbfc2a
Timestamp:
Friday 28 October 2022 at 07:11:36 UTC
()
Proposer:
Authorizers:
Gas used:
46