VisualGDB version: 5.4.112.3309
—————— System.Exception ——————
System.Exception: Cannot load debug method description. Please ensure that the required BSPs and DMSPs are installed.
at si1..ctor(id a, EmbeddedDebugSubsystemSettings d, rf1 b, jc1 f, GDBSessionLaunchOptions e, ManagedToolchain c)
at jc1.a_2(id a, GDBSessionLaunchOptions b)
at gc1..ctor(VisualGDBProjectSettings2 e, u62 c, GDBSessionLaunchOptions d, qf2 a, Boolean b)
at xi1..ctor(GDBSessionLaunchOptions a, rt1 b)
at rt1..ctor(GDBSessionLaunchOptions a)
at pq2.b_2()
at VisualGDB.GDBDebugEngine.o1(nc a)
at VisualGDB.GDBDebugEngine.Attach(IDebugProgram2[] d, IDebugProgramNode2[] c, UInt32 a, IDebugEventCallback2 e, enum_ATTACH_REASON b)

I have picked up an old project developed in VS2017 using an older version of VisualGDB. I get the above error. Regenerating the MCU files does not help.