Cannot save Fig as PNG -- Matlab bug?

21 Mai 2018
1 Réponse
Mise à jour 7 Août 2018
2 Vues (30 jours)

0 votes

I think there's a problem with Matlab. I'm unable to save a figure as png, using the basic command "saveas(gcf, 'test.png')". The figure does exist. The error is at the end of this message. Thoughts?
>> gcf
ans =
Figure (2) with properties:
Number: 2
Name: ''
Color: [0.9400 0.9400 0.9400]
Position: [680 678 560 420]
Units: 'pixels'
>> ver
-----------------------------------------------------------------------------------------------------
MATLAB Version: 9.3.0.713579 (R2017b)
MATLAB License Number: xxxxxxxxxx
Operating System: Microsoft Windows 7 Professional Version 6.1 (Build 7601: Service Pack 1)
Java Version: Java 1.8.0_121-b13 with Oracle Corporation Java HotSpot(TM) 64-Bit Server VM mixed mode
-----------------------------------------------------------------------------------------------------
MATLAB Version 9.3 (R2017b)
Simulink Version 9.0 (R2017b)
Control System Toolbox Version 10.3 (R2017b)
Curve Fitting Toolbox Version 3.5.6 (R2017b)
Data Acquisition Toolbox Version 3.12 (R2017b)
Image Processing Toolbox Version 10.1 (R2017b)
MATLAB Coder Version 3.4 (R2017b)
Optimization Toolbox Version 8.0 (R2017b)
Signal Processing Toolbox Version 7.5 (R2017b)
Simulink Coder Version 8.13 (R2017b)
Simulink Control Design Version 5.0 (R2017b)
Simulink Design Optimization Version 3.3 (R2017b)
Simulink Desktop Real-Time Version 5.5 (R2017b)
Stateflow Version 9.0 (R2017b)
Statistics and Machine Learning Toolbox Version 11.2 (R2017b)
Symbolic Math Toolbox Version 8.0 (R2017b)
System Identification Toolbox Version 9.7 (R2017b)
Here is the error:
>> saveas(gcf, 'test.png')
Error using print (line 82)
Invalid MEX-file 'C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64':
Missing symbol 'OpenProcess' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-Synch-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'FileTimeToSystemTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-File-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'GetNamedPipeAttribute' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-NamedPipe-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'SystemTimeToTzSpecificLocalTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'TzSpecificLocalTimeToSystemTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'GetDynamicTimeZoneInformation' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'GetTimeZoneInformationForYear' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'SystemTimeToFileTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'GetTimeZoneInformation' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\KERNEL32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\VCRUNTIME140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\MSVCP140.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwresource_core.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'FileTimeToSystemTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-File-L1-1-0.dll' required by
'C:\Windows\system32\msvcrt.dll->C:\Windows\system32\ADVAPI32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_filesystem-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'GetTimeZoneInformation' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\msvcrt.dll->C:\Windows\system32\ADVAPI32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_filesystem-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'SystemTimeToFileTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\msvcrt.dll->C:\Windows\system32\ADVAPI32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_filesystem-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'FileTimeToSystemTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-File-L1-1-0.dll' required by
'C:\Windows\system32\RPCRT4.dll->C:\Windows\system32\ADVAPI32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_filesystem-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwi18n.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'OpenProcess' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-Synch-L1-1-0.dll' required by
'C:\Windows\system32\dbghelp.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'LoadStringA' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-LibraryLoader-L1-1-0.dll'
required by 'C:\Windows\system32\WS2_32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_log-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'LoadStringW' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-LibraryLoader-L1-1-0.dll'
required by 'C:\Windows\system32\WS2_32.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\boost_log-vc140-mt-1_56.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'LoadStringW' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-LibraryLoader-L1-1-0.dll'
required by
'C:\Windows\system32\ole32.dll->C:\Windows\system32\OLEAUT32.dll->C:\Windows\system32\SETUPAPI.dll->C:\Windows\system32\POWRPROF.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'OpenProcess' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-Synch-L1-1-0.dll' required by
'C:\Windows\system32\ole32.dll->C:\Windows\system32\OLEAUT32.dll->C:\Windows\system32\SETUPAPI.dll->C:\Windows\system32\POWRPROF.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'
Missing symbol 'SystemTimeToFileTime' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-SysInfo-L1-1-0.dll' required by
'C:\Windows\system32\ole32.dll->C:\Windows\system32\OLEAUT32.dll->C:\Windows\system32\SETUPAPI.dll->C:\Windows\system32\POWRPROF.dll->C:\Program
Files\MATLAB\R2017b/bin/win64\libmwfl.dll->C:\Program
Files\MATLAB\R2017b\toolbox\matlab\imagesci\private\pngwritec.mexw64'.
Error in saveas (line 181)
print( h, name, ['-d' dev{i}] )

4 commentaires
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Image Analyst
Image Analyst le 21 Mai 2018
Can you save it by using the little disk icon on the figure's toolbar?
Jan
Jan le 21 Mai 2018
Missing symbol 'OpenProcess' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-Synch-L1-1-0.dll'
This seems to be serious: Several functions of the Windows KERNEL32 library are not found. Did it run before you have modified anything?
While the slashes are okay as file separator under Windows, I actually expect backslashes around the "bin" folder.
Stephen23
Stephen23 le 23 Mai 2018
John's "Answer" moved here:
Update: I am able to save as jpg using the above command. However, as stated, png throws the error
Jan, yes, everything else seems to run fine.
yannick
yannick le 7 Août 2018
Did you find a solution to that error? I get the exact same error message:
Missing symbol 'OpenProcess' in 'C:\Program
Files\MATLAB\R2017b/bin/win64\API-MS-Win-Core-Synch-L1-1-0.dll'
My program used to run until one hour ago and I did not change anything that I would know of...

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Réponses (1)

John
John le 22 Mai 2018

0 votes

Again, PNG does not work. Anyone have further thoughts?

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John
John
le 21 Mai 2018

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yannick
yannick
le 7 Août 2018

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