how to fix warning could not read file classpath.txt

after installing 2015 B I have a users with this error warning could not read file classpath.txt

Followed by Fatal Error on startup, Java errors

[Chinmay Rajhans]

I am getting same error for 2013a version inside Windows OS. Can anyone help?

[Moufid Tarek]

I have the same problem today, I am having the 2022 version, I have alredy tried redownloading and reinstalling but it didn't solve the problem : "Warning : could not raid file classpath.txt" and when I click ok another window pops up named "Fatal error on Startup" :

[Zuhour Alsaqa]

Hey, have anyone solve this? I have the same problem

Answer 1

[Fadi Alsuhimat]

Just deleted and reinstal it, and if you have another copy of matlab (whether oldest or newest) instal in your PC try to instal the new copy in different place.

if you find it helpfull , please make it as a correct answer

Answer 2

[Ryan Povall]

Hi Bruce,

It sounds like this issue is similar to one of the following:

http://www.mathworks.com/matlabcentral/answers/97330-why-does-matlab-crash-at-startup-with-the-error-cannot-locate-com-mathworks-jmi-opaquejavainterface

or

http://www.mathworks.com/matlabcentral/answers/94065-why-do-i-get-a-permission-denied-error-in-regards-to-classpath-txt-or-pathdef-m-when-starting-matlab

If either of these articles do not describe the issue, can you provide the exact error messages you are receiving?

Ryan

[Arafat Rahman]

I have the same problem but I can't fix it.

[vidya rani]

Answer 3

[Rizky Milanto]

i experienced the same thing. You need Delete the installation manually then Re-Install

[AlaaElghoule Eelj]

how ?

Answer 4

[Tommas]

Changing the default installation location to "C:\MATLAB" helped me resolve the error.