And when I do a simple "using PyPlot" I get these errors. Someone, please 
help :-(


julia> using PyPlot

objc[83239]: Class TKApplication is implemented in both 
/System/Library/Frameworks/Tk.framework/Versions/8.5/Tk and 
/Users/ers/.julia/v0.4/Conda/deps/usr/lib/libtk8.5.dylib. One of the two 
will be used. Which one is undefined.

objc[83239]: Class TKMenu is implemented in both 
/System/Library/Frameworks/Tk.framework/Versions/8.5/Tk and 
/Users/ers/.julia/v0.4/Conda/deps/usr/lib/libtk8.5.dylib. One of the two 
will be used. Which one is undefined.

objc[83239]: Class TKContentView is implemented in both 
/System/Library/Frameworks/Tk.framework/Versions/8.5/Tk and 
/Users/ers/.julia/v0.4/Conda/deps/usr/lib/libtk8.5.dylib. One of the two 
will be used. Which one is undefined.

objc[83239]: Class TKWindow is implemented in both 
/System/Library/Frameworks/Tk.framework/Versions/8.5/Tk and 
/Users/ers/.julia/v0.4/Conda/deps/usr/lib/libtk8.5.dylib. One of the two 
will be used. Which one is undefined.


julia> plot([1,2],[1,3])

Exception in Tkinter callback

Traceback (most recent call last):

  File 
"/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/lib-tk/Tkinter.py", 
line 1537, in __call__

    return self.func(*args)

  File 
"/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/backend_tkagg.py",
 
line 283, in resize

    self.show()

  File 
"/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/backend_tkagg.py",
 
line 355, in draw

    tkagg.blit(self._tkphoto, self.renderer._renderer, colormode=2)

  File 
"/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/tkagg.py",
 
line 30, in blit

    id(data), colormode, id(bbox_array))

TclError

julia(83239,0x7fff7ce8a000) malloc: *** error for object 0x7fe0916936d0: 
pointer being freed was not allocated

*** set a breakpoint in malloc_error_break to debug


signal (6): Abort trap: 6

__pthread_kill at /usr/lib/system/libsystem_kernel.dylib (unknown line)

Abort trap: 6



On Wednesday, July 13, 2016 at 8:37:28 AM UTC-4, Ed Scheinerman wrote:
>
>
>
> On Tuesday, July 12, 2016 at 8:16:03 AM UTC-4, David P. Sanders wrote:
>>
>> As a quick solution, I would suggest deleting or renaming ~/.julia/v0.4 
>> and reinstalling all the packages.
>>
>>
>>
> Good suggestion, minor hassle. Did it and the problem is not solved. I got 
> this today:
>
> Exception in Tkinter callback
>
> Traceback (most recent call last):
>
>   File 
> "/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/lib-tk/Tkinter.py", 
> line 1537, in __call__
>
>     return self.func(*args)
>
>   File 
> "/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/backend_tkagg.py",
>  
> line 283, in resize
>
>     self.show()
>
>   File 
> "/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/backend_tkagg.py",
>  
> line 355, in draw
>
>     tkagg.blit(self._tkphoto, self.renderer._renderer, colormode=2)
>
>   File 
> "/Users/ers/.julia/v0.4/Conda/deps/usr/lib/python2.7/site-packages/matplotlib/backends/tkagg.py",
>  
> line 30, in blit
>
>     id(data), colormode, id(bbox_array))
>
> TclError
>
>
> julia(82876,0x7fff7ce8a000) malloc: *** error for object 0x7fefddbb2ad0: 
> pointer being freed was not allocated
>
> *** set a breakpoint in malloc_error_break to debug
>
>
> signal (6): Abort trap: 6
>
> __pthread_kill at /usr/lib/system/libsystem_kernel.dylib (unknown line)
> Abort trap: 6 
>

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