SqlTableDependency Error

[rquirosIseco]

In my line:

_notifier = new SqlTableDependency<DeviceModel>(stringConnection, TableName);

i get this error:

MONO] /__w/1/s/src/mono/mono/metadata/loader.c:1940
Error: [MONO] * Assertion at /__w/1/s/src/mono/mono/metadata/loader.c:1817, condition `' not met

at xe (https://localhost:7145/_framework/dotnet.7.0.0.vfpev60v1y.js:5:509)
at Object.je (https://localhost:7145/_framework/dotnet.7.0.0.vfpev60v1y.js:5:792)
at _mono_wasm_trace_logger (https://localhost:7145/_framework/dotnet.7.0.0.vfpev60v1y.js:14:104923)
at wasm://wasm/009924a6:wasm-function[105]:0x9a42
at wasm://wasm/009924a6:wasm-function[2696]:0xa585d
at wasm://wasm/009924a6:wasm-function[8599]:0x1bfc4a
at wasm://wasm/009924a6:wasm-function[8602]:0x1bfcd9
at wasm://wasm/009924a6:wasm-function[8604]:0x1bfd1c
at wasm://wasm/009924a6:wasm-function[8603]:0x1bfcef
at wasm://wasm/009924a6:wasm-function[706]:0x3bd50

The thread 0xbde0 has exited with code 0 (0x0).
The thread 0xcbb8 has exited with code 0 (0x0).
The thread 0xd7a4 has exited with code 0 (0x0).
Uncaught ExitStatus ExitStatus
at Ie (localhost꞉7145/_framework/blazor.webassembly.js:1:28630)
--- await ---
at (localhost꞉7145/_framework/blazor.webassembly.js:1:20041)
at (localhost꞉7145/_framework/blazor.webassembly.js:1:13355)
at onGlobalEvent (localhost꞉7145/_framework/blazor.webassembly.js:1:13343)

please help x)