- #Could not find or load main class textpad 8 how to
- #Could not find or load main class textpad 8 install
It is also used to locate native libraries used by your Java program. This way you always know which JARs are included in your classpath.įor beginners, another important thing to understand is the difference between PATH and CLASSPATH, you must know that PATH is used locate system executable, commands or. Instead, I use -cp or -classpath option with java command to run my program. Personally, I don't like this environment variable and doesn't define in my environment variable, because its confusing and source of so many classpath related issue. In Eclipse, it's easy to compile and run the program because Eclipse takes care of all Classpath setup, but when you run your Java program from command line, CLASSPATH environment variable comes in picture. Since many Java programmer is now started programming using Eclipse they face this issue when they first try to run their Java program from command line. For now, you just remember that there is an environment variable called CLASSPATH which includes directories where Java looks for all class files and if it doesn't find your main class there then it throws "Error: Could not find or load main class XXX", where XXX is the name of your main class. For the curious reader, I would suggest reading my post How Classpath works in Java, a must read for a beginner.
In order to solve this error, you must know how Java find and loads the classes, that's a little bit complex topic for beginners, but we will touch the same base here. Note: For additional file types, you may also need to review these registry locations: HKEY_CLASSES_ROOT\Excel.Sheet.12\shell\Open\commandHKEY_CLASSES_ROOT\Excel.SheetBinaryMacroEnabled.12\shell\Open\command HKEY_CLASSES_ROOT\Excel.SheetMacroEnabled.12\shell\Open\commandHKEY_CLASSES_ROOT\Excel.Template.8\shell\Open\command HKEY_CLASSES_ROOT\Excel.TemplateMacroEnabled\shell\Open\commandHKEY_CLASSES_ROOT\Excel.Error: Could not find or load main class HelloWorld comes when you are trying to run your Java program using java command with the main class as HelloWorld but Java is not able to find the class. Make the changes that you want, and then click OK. Under Actions, click Open, and then click Edit. To change the Open action of a file type, follow these steps:Ĭlick the file type that you want (that is, Microsoft Excel Worksheet) in the Registered file types list. If they are, see your product documentation to complete these steps. Note Because there are several versions of Microsoft Windows, the following steps may be different on your computer. "C:\PROGRAM FILES\MICROSOFT OFFICE\OFFICE\EXCEL.EXE" /e (including the quotation marks)Ĭlick OK, and then close Registry Editor. Remove the %1 from the end of the Value data string so that the data string reads as follows: HKEY_CLASSES_ROOT\Excel.Sheet.8\shell\Open\command In the Open box, type regedit, and then click OK. To work around this issue, follow these steps:
#Could not find or load main class textpad 8 how to
For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:ģ22756 How to back up and restore the registry in Windows Then, you can restore the registry if a problem occurs. For added protection, back up the registry before you modify it. Therefore, make sure that you follow these steps carefully. However, serious problems might occur if you modify the registry incorrectly.
Important This section, method, or task contains steps that tell you how to modify the registry. You can find the latest cumulative updates by following the following link:ĩ53878 Cumulative updates are available from the Microsoft Office team to deliver hotfixes for reported problems
#Could not find or load main class textpad 8 install
To resolve this issue, install the latest cumulative updates for Office Excel. xls files, or in some circumstances, when you are running multiple versions of Excel on the same computer. If you subsequently delete the %1 from the Open action entry, the registry key remains unchanged and must be manually edited.Īdditionally, this issue can occur when you manually change the file association of. If you intentionally add a %1 to the Open action entry for this file type, a %1 is added to the registry key. If the Open action of the file type is edited and the line is restored before you press OK, a %1 is added to the registry key. This behavior can occur if the Open action entry for this file type ends in %1. After you repeatedly click OK, the file opens. When you click OK on the error message, the message reappears. If you are trying to open the file from your list of most recently used files on the File menu, make sure that the file has not been renamed, moved, or deleted.
Check the spelling of the file name, and verify that the file location is correct.
0 kommentar(er)
