Loading of FMU dynamic link library (TestController.dll) failed!

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When I import the exported FMU into Dymola for use, an error occurs during the simulation
The details are as follows:

Log-file of program ./dymosim
(generated: Thu Apr 06 02:27:10 2023)

dymosim started
... "ControlledRadiator" simulating
... "dsin.txt" loading (dymosim input file)
Error: The following error was detected at time: 0
Loading of FMU dynamic link library (TestController.dll) failed!
The stack of functions is:
TestController_fmu.fmi_Functions.fmiModel
TestController_fmu.fmi_Functions.fmiModel("TestController_fmu", testController_fmu.fmi_loggingOn, "file:///D:/matlab-fmipp_v0.4_x64/test/export/Resources/Library/FMU/TestController/resources", 0, 1)

Error: Integrator failed to start model.

... Error message from dymosim

ERROR: The simulation of ControlledRadiator FAILED