This is not likely to be a problem with MC. My answer above still applies.
Try it on another machine if you have one.
By "still applies" do you mean that its a Windows Defender problem? I don't have "another machine". Why is it "not likely to be a problem with MC"? FYI, here's the complete hang report which hopefully will be useful for troubleshooting:
Hang report for C:\Program Files\J River\Media Center 25\Media Center 25.exe
Generated by using WhatIsHang on 11/26/2019 3:36:23 PM
Web site:
http://www.nirsoft.netRemarks:
* The program hangs in a single system call. You can look in the call stack and stack data to find out which API function causes this hang.
Strings found in the stack:
Modules found in the stack:
C:\WINDOWS\System32\KERNELBASE.dll , Microsoft Corporation , Microsoft® Windows® Operating System, Windows NT BASE API Client DLL
C:\Program Files\J River\Media Center 25\JRTools.dll , JRiver, Inc. , Media Center 25, JRiver Tools Core
C:\WINDOWS\System32\OLEAUT32.dll , Microsoft Corporation , Microsoft® Windows® Operating System, OLEAUT32.DLL
C:\WINDOWS\System32\MSCTF.dll , Microsoft Corporation , Microsoft® Windows® Operating System, MSCTF Server DLL
C:\WINDOWS\System32\win32u.dll , Microsoft Corporation , Microsoft® Windows® Operating System, Win32u
ThreadID: 12004
Execute Address:
00007FFC65EDC744 ntdll.dll!NtDelayExecution+0x14
Call Stack:
00000064137A8220 000001E2326DF800
Stack Data:
00000064137A8078 00007FFC62E16931 KERNELBASE.dll!SleepEx+0xa1
00000064137A8080 00000064137A8138
00000064137A8088 0000000000000000
00000064137A8090 00000064137A8650
00000064137A8098 00007FFC920066F4
00000064137A80A0 FFFFFFFFFFFCF2C0
00000064137A80A8 00007FFC62E381FE KERNELBASE.dll!GetThreadPriority+0x1e
00000064137A80B0 0000000000000048
00000064137A80B8 00007FFC00000001
00000064137A80C0 0000000000000000
00000064137A80C8 0000000000000000
00000064137A80D0 0000000000000000
00000064137A80D8 0000000000000000
00000064137A80E0 0000000000000000
00000064137A80E8 0000000000000000
00000064137A80F0 0000000000000000
00000064137A80F8 0000000000002C90
00000064137A8100 000001E2327E79D0
00000064137A8108 0000000000000448
00000064137A8110 000000000000EDFA
00000064137A8118 00007FF637B93839 Media Center 25.exe+0x63839
00000064137A8120 000001E23B9AD900
00000064137A8128 000001E200000000
00000064137A8130 00000000C00000BB
00000064137A8138 0000000000000000
00000064137A8140 000001E22FB70000
00000064137A8148 0000006402000002
00000064137A8150 000001E22FB70000
00000064137A8158 000001E23B9AD908
00000064137A8160 0000000000000100
00000064137A8168 000001E22FB70150
00000064137A8170 0000000000000000
00000064137A8178 0000000000000001
00000064137A8180 0000000000000070
00000064137A8188 000001E22FB70000
00000064137A8190 000001E22FB70000
00000064137A8198 00007FFC65E86139 ntdll.dll+0x46139
00000064137A81A0 000001E22FB702E8
00000064137A81A8 000001E23B9AD900
00000064137A81B0 000001E2326F6601
00000064137A81B8 0000000000000070
00000064137A81C0 0000000000000100
00000064137A81C8 000001E23B9AD910
00000064137A81D0 0000000000000080
00000064137A81D8 00007FFC65E81DE1 ntdll.dll+0x41de1
00000064137A81E0 000001E22FB70000
00000064137A81E8 000001E22FB70000
00000064137A81F0 000001E23B9AD900
00000064137A81F8 0000000000000080
00000064137A8200 0000000000000070
00000064137A8208 0000000000000070
00000064137A8210 000001E231F526B0
00000064137A8218 0000000000000001
00000064137A8220 0000000000000101
00000064137A8228 000001E2326DF800
00000064137A8230 0000000000000070
00000064137A8238 0000000000000000
00000064137A8240 000001E200717F60
00000064137A8248 00007FF6920066F4
00000064137A8250 0000000000000000
00000064137A8258 0000006402000002
00000064137A8260 00000000000006E0
00000064137A8268 00000064137A8430
00000064137A8270 000001E23D6C1840
00000064137A8288 00007FF637B3512C Media Center 25.exe+0x512c
00000064137A82A8 00007FFC65E7D762 ntdll.dll+0x3d762
00000064137A8348 00007FF637B99902 Media Center 25.exe+0x69902
00000064137A8368 00007FFC65E7BA17 ntdll.dll!RtlAllocateHeap+0x1a7
00000064137A83C8 00007FFC65E7C4BF ntdll.dll!RtlAllocateHeap+0xc4f
00000064137A8428 00007FFC62DF9752 KERNELBASE.dll!MapPredefinedHandleInternal+0x632
00000064137A8488 00007FFC65E7BA17 ntdll.dll!RtlAllocateHeap+0x1a7
00000064137A8568 00007FFC62DF9F34 KERNELBASE.dll!MapPredefinedHandleInternal+0xe14
00000064137A8598 00007FF6389F9728 Media Center 25.exe+0xec9728
00000064137A85D8 00007FFC62DF681E KERNELBASE.dll!RegQueryValueExA+0x42e
00000064137A8638 00007FFC62DF9F34 KERNELBASE.dll!MapPredefinedHandleInternal+0xe14
00000064137A86A8 00007FFC62DF9C1D KERNELBASE.dll!MapPredefinedHandleInternal+0xafd
00000064137A86B8 00007FFC62DF9752 KERNELBASE.dll!MapPredefinedHandleInternal+0x632
00000064137A87B8 00007FFC2982F7C0 JRTools.dll+0x8f7c0
00000064137A8808 00007FFC2982FC2A JRTools.dll+0x8fc2a
00000064137A8820 00007FF638C59201 Media Center 25.exe+0x1129201
00000064137A8858 00007FF637E962E7 Media Center 25.exe+0x3662e7
00000064137A8888 00007FF637B35393 Media Center 25.exe+0x5393
00000064137A8898 00007FF637E96274 Media Center 25.exe+0x366274
00000064137A88A8 00007FF638CBD2C0 Media Center 25.exe+0x118d2c0
00000064137A88B0 00007FF638CBD2C0 Media Center 25.exe+0x118d2c0
00000064137A88B8 00007FF637B480F9 Media Center 25.exe+0x180f9
00000064137A88C8 00007FF637BB171B Media Center 25.exe+0x8171b
00000064137A88D8 00007FFC64BFC752 OLEAUT32.dll!SysAllocString+0xa2
00000064137A88E8 00007FFC65E6D04A ntdll.dll!SbSelectProcedure+0x1aa
00000064137A88F8 00007FF637E9236D Media Center 25.exe+0x36236d
00000064137A8980 00007FF638C54C48 Media Center 25.exe+0x1124c48
00000064137A89F8 00007FFC65E8083D ntdll.dll!RtlGetCurrentServiceSessionId+0xb8d
00000064137A8A80 00007FF638C59201 Media Center 25.exe+0x1129201
00000064137A8AA8 00007FFC65E7FC11 ntdll.dll!RtlFreeHeap+0x51
00000064137A8AD8 00007FFC297E9F28 JRTools.dll+0x49f28
00000064137A8AE8 00007FFC299FFDF8 JRTools.dll+0x25fdf8
00000064137A8B18 00007FFC297E9DF6 JRTools.dll+0x49df6
00000064137A8B48 00007FF637E9606F Media Center 25.exe+0x36606f
00000064137A8B80 00007FF638C59201 Media Center 25.exe+0x1129201
00000064137A8BA8 00007FF637E927F4 Media Center 25.exe+0x3627f4
00000064137A8BF8 00007FF637B35201 Media Center 25.exe+0x5201
00000064137A8C00 00007FF638C54C48 Media Center 25.exe+0x1124c48
00000064137A8C28 00007FF638422194 Media Center 25.exe+0x8f2194
00000064137A8CF8 00007FF638CBE818 Media Center 25.exe+0x118e818
00000064137A8D18 00007FF637B35101 Media Center 25.exe+0x5101
00000064137A8D88 00007FF638421B70 Media Center 25.exe+0x8f1b70
00000064137A8D98 00007FF637BBCF8C Media Center 25.exe+0x8cf8c
00000064137A8DB8 00007FF63875D722 Media Center 25.exe+0xc2d722
00000064137A8E18 00007FF638C54C48 Media Center 25.exe+0x1124c48
00000064137A8E78 00007FF637BA5F8D Media Center 25.exe+0x75f8d
00000064137A8E88 00007FF637BBD05D Media Center 25.exe+0x8d05d
00000064137A8EF8 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A8F10 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A8F20 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A8F38 00007FF637BBD764 Media Center 25.exe+0x8d764
00000064137A8F58 00007FF638C5A400 Media Center 25.exe+0x112a400
00000064137A8F68 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A8F80 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A8FB8 00007FF637BBD5B7 Media Center 25.exe+0x8d5b7
00000064137A9038 00007FF637BBC9FC Media Center 25.exe+0x8c9fc
00000064137A9058 00007FF637BBC82B Media Center 25.exe+0x8c82b
00000064137A9078 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A9098 00007FF637BC29CC Media Center 25.exe+0x929cc
00000064137A90D8 00007FF637BBC4E9 Media Center 25.exe+0x8c4e9
00000064137A9118 00007FF637BAAE7E Media Center 25.exe+0x7ae7e
00000064137A9170 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A9198 00007FF637BC2923 Media Center 25.exe+0x92923
00000064137A91D8 00007FF637BAAE03 Media Center 25.exe+0x7ae03
00000064137A91E0 00007FF638C5F1F0 Media Center 25.exe+0x112f1f0
00000064137A9218 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A9228 00007FF637BBA000 Media Center 25.exe+0x8a000
00000064137A9258 00007FF637BB7FE3 Media Center 25.exe+0x87fe3
00000064137A92C8 00007FF637BB9D2C Media Center 25.exe+0x89d2c
00000064137A92E8 00007FF637BBD246 Media Center 25.exe+0x8d246
00000064137A9308 00007FF637BA8100 Media Center 25.exe+0x78100
00000064137A9318 00007FF637BBD05D Media Center 25.exe+0x8d05d
00000064137A9328 00007FFC65E64EF7 ntdll.dll!RtlDeactivateActivationContextUnsafeFast+0xc7
00000064137A9358 00007FF637BB7359 Media Center 25.exe+0x87359
00000064137A9398 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A9418 00007FF637BB9D2C Media Center 25.exe+0x89d2c
00000064137A94A0 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A94A8 00007FF637BB72F8 Media Center 25.exe+0x872f8
00000064137A94E8 00007FF638C59240 Media Center 25.exe+0x1129240
00000064137A9518 00007FFC297D0CC0 JRTools.dll+0x30cc0
00000064137A9588 00007FFC650163ED USER32.dll!CallWindowProcW+0x3bd
00000064137A95B8 00007FFC62DF4A15 KERNELBASE.dll!CloseHandle+0x45
00000064137A95C8 00007FF637B35216 Media Center 25.exe+0x5216
00000064137A9648 00007FFC65016274 USER32.dll!CallWindowProcW+0x244
00000064137A9658 00007FFC63F28D3C MSCTF.dll!TF_Notify+0xbc
00000064137A9688 00007FFC650139A7 USER32.dll!GetWindowLongPtrW+0x177
00000064137A9698 00007FF637B3512C Media Center 25.exe+0x512c
00000064137A96B0 00007FFC297D0C50 JRTools.dll+0x30c50
00000064137A96C8 00007FF637BA841C Media Center 25.exe+0x7841c
00000064137A96E8 00007FF638CF8D00 Media Center 25.exe+0x11c8d00
00000064137A9710 00007FFC297D0C50 JRTools.dll+0x30c50
00000064137A9718 00007FFC650160BE USER32.dll!CallWindowProcW+0x8e
00000064137A9728 00007FFC297D0C50 JRTools.dll+0x30c50
00000064137A9768 00007FFC299999FE JRTools.dll+0x1f99fe
00000064137A97B8 00007FF63802D939 Media Center 25.exe+0x4fd939
00000064137A9808 00007FFC650166B0 USER32.dll!CallWindowProcW+0x680
00000064137A9848 00007FFC65E64EF7 ntdll.dll!RtlDeactivateActivationContextUnsafeFast+0xc7
00000064137A9878 00007FFC65E65013 ntdll.dll!RtlActivateActivationContextUnsafeFast+0x93
00000064137A9888 00007FFC297D0C50 JRTools.dll+0x30c50
00000064137A98B8 00007FFC299823C1 JRTools.dll+0x1e23c1
00000064137A98C8 00007FFC65016274 USER32.dll!CallWindowProcW+0x244
00000064137A9908 00007FFC2998CC22 JRTools.dll+0x1ecc22
00000064137A9958 00007FFC650163ED USER32.dll!CallWindowProcW+0x3bd
00000064137A9988 00007FF63802D685 Media Center 25.exe+0x4fd685
00000064137A9A18 00007FFC65016274 USER32.dll!CallWindowProcW+0x244
00000064137A9A38 00007FF638C52801 Media Center 25.exe+0x1122801
00000064137A9A58 00007FF637F6662E Media Center 25.exe+0x43662e
00000064137A9A80 00007FFC2998CBB0 JRTools.dll+0x1ecbb0
00000064137A9A98 00007FFC297D1CB8 JRTools.dll+0x31cb8
00000064137A9AD8 00007FF638C52801 Media Center 25.exe+0x1122801
00000064137A9AE0 00007FFC2998CBB0 JRTools.dll+0x1ecbb0
00000064137A9AE8 00007FFC65015DE2 USER32.dll!DispatchMessageW+0x1f2
00000064137A9AF8 00007FFC2998CBB0 JRTools.dll+0x1ecbb0
00000064137A9B38 00007FFC297D0B4B JRTools.dll+0x30b4b
00000064137A9B58 00007FF638C52801 Media Center 25.exe+0x1122801
00000064137A9B68 00007FFC297D09CE JRTools.dll+0x309ce
00000064137A9B70 00007FFC2998CBB0 JRTools.dll+0x1ecbb0
00000064137A9B98 00007FF637BBE23D Media Center 25.exe+0x8e23d
00000064137A9BD8 00007FF638C55410 Media Center 25.exe+0x1125410
00000064137A9C28 00007FF637BAA59A Media Center 25.exe+0x7a59a
00000064137A9C78 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9C98 00007FF637BB5964 Media Center 25.exe+0x85964
00000064137A9CD8 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9CF0 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9D38 00007FF637BB4CC4 Media Center 25.exe+0x84cc4
00000064137A9D68 00007FFC297EA2F9 JRTools.dll+0x4a2f9
00000064137A9D88 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9DA0 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9DB8 00007FF637FEB5D8 Media Center 25.exe+0x4bb5d8
00000064137A9E20 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9E38 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9E78 00007FFC6502387B USER32.dll!SystemParametersInfoW+0x9b
00000064137A9ED0 00007FFC63C28B44 win32u.dll!NtUserGetDpiForCurrentProcess+0x14
00000064137A9EE0 00007FF638E91788 Media Center 25.exe+0x1361788
00000064137A9EE8 00007FF638C52870 Media Center 25.exe+0x1122870
00000064137A9F08 00007FFC63F1E101 MSCTF.dll+0xe101
00000064137A9F10 00007FF637B30000 Media Center 25.exe+0x0
00000064137A9F78 00007FF638C55410 Media Center 25.exe+0x1125410
00000064137A9FB8 00007FF638C59D48 Media Center 25.exe+0x1129d48
00000064137A9FF0 00007FF638C59CB8 Media Center 25.exe+0x1129cb8
00000064137AA028 00007FF638C59C38 Media Center 25.exe+0x1129c38
00000064137AA048 00007FF638C5CDF0 Media Center 25.exe+0x112cdf0
Processor Registers:
RAX: 0000000000000034
RBX: 0000000000000000
RCX: 0000000000000000
RDX: 00000064137A80A0
RSI: 0000000000000000
RDI: 0000000000000014
RBP: 00000064137A8220
RSP: 00000064137A8078
RIP: 00007FFC65EDC744 ntdll.dll!NtDelayExecution+0x14
(message limit reached - report continues on subsequent message)