Errors in the console when opening the tool

[codeanticode]

Getting the following:

/Users/andres/Documents/Processing/tools/ShaderBase/tool/ShaderTool.jpg
javax.imageio.IIOException: Can't read input file!
    at javax.imageio.ImageIO.read(ImageIO.java:1301)
    at shaderbase.Wizard.Start(Unknown Source)
    at shaderbase.Wizard.addComponentToPane(Unknown Source)
    at shaderbase.ShaderBase.run(Unknown Source)
    at processing.app.contrib.ToolContribution.run(ToolContribution.java:140)
    at processing.app.Editor$34.actionPerformed(Editor.java:1080)
    at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
    at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
    at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
    at com.apple.laf.ScreenMenuItem.actionPerformed(ScreenMenuItem.java:128)
    at java.awt.MenuItem.processActionEvent(MenuItem.java:669)
    at java.awt.MenuItem.processEvent(MenuItem.java:628)
    at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:351)
    at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:339)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:738)
    at java.awt.EventQueue.access$200(EventQueue.java:103)
    at java.awt.EventQueue$3.run(EventQueue.java:694)
    at java.awt.EventQueue$3.run(EventQueue.java:692)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
    at java.awt.EventQueue$4.run(EventQueue.java:708)
    at java.awt.EventQueue$4.run(EventQueue.java:706)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
/Users/andres/Documents/Processing/tools/ShaderBase/tool/Welcome.txt
java.io.FileNotFoundException: /Users/andres/Documents/Processing/tools/ShaderBase/tool/Welcome.txt (No such file or directory)
    at java.io.FileInputStream.open(Native Method)
    at java.io.FileInputStream.<init>(FileInputStream.java:146)
    at java.io.FileReader.<init>(FileReader.java:72)
    at shaderbase.Wizard.Start(Unknown Source)
    at shaderbase.Wizard.addComponentToPane(Unknown Source)
    at shaderbase.ShaderBase.run(Unknown Source)
    at processing.app.contrib.ToolContribution.run(ToolContribution.java:140)
    at processing.app.Editor$34.actionPerformed(Editor.java:1080)
    at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
    at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
    at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
    at com.apple.laf.ScreenMenuItem.actionPerformed(ScreenMenuItem.java:128)
    at java.awt.MenuItem.processActionEvent(MenuItem.java:669)
    at java.awt.MenuItem.processEvent(MenuItem.java:628)
    at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:351)
    at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:339)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:738)
    at java.awt.EventQueue.access$200(EventQueue.java:103)
    at java.awt.EventQueue$3.run(EventQueue.java:694)
    at java.awt.EventQueue$3.run(EventQueue.java:692)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
    at java.awt.EventQueue$4.run(EventQueue.java:708)
    at java.awt.EventQueue$4.run(EventQueue.java:706)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

[anfgomezmo]

In which OS does the error appeared??

[codeanticode]

OSX.

The files are present in the lib folder of the project, how are they bundled with the tool package?