Error List

Error List for the ‘JAVA-Compiler’ Category

javac' is not recognized

Applies to:
Windows

Description:
“javac.exe” executable cannot be found in path

Cause:
a. JDK is not installed
b. The jre entry PATH variable is not set to the path of Java Development Kit (JDK)

JAVA-Compiler , ,

EOFException

Applies to:
Weblogic 8.1 server
MySQL server

Description:
Warns that the end of file or stream has been unexpectedly reached during input or end-of-file is reached before the desired number of bytes has been read..

Cause:
a. Attempt to send message on closed socket
b. The stream has been closed

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IllegalArgumentException

Applies to:
Java 2 Platform SE v1.4.2
Java 2 Platform SE 5.0

Description:
Indicates that a method passes an illegal or appropriate environment

Cause:
a. Invalid arguments are passed
b. Servlet mapping specifies an unknown servlet name SomeServletName
c. Filter mapping specifies an unknown filter name SomeFilterName

JAVA-Compiler , ,

Class or interface declaration expected

Applies to:
NA

Description:
This is a syntax error and occurs when keywords such as “class” or “int” are not found by the compiler or when there is code outside of a class declaration.

Cause:
a. Keywords are capitalized
b. Objects are declared at the start of the class and were mistakenly placed before the class has started.
Example:
String test = new String();
public class TestError
{
// Your code here
}


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; expected

Applies to:
NA

Description:
This is a syntax error and occurs when assignments in Java are not properly terminated with a semicolon (;)

Cause:
a. Common error is values of great length such as long strings are written over a new line
b. Redeclaring a variable inside a loop
for (int i=0;i double totalx+=x[i].carea();
}

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Invalid expression statement

Class yy not found in type declaration

Applies to:
NA

Description:
This is a syntax error and occurs when you miss either of the following:
a. Forget to import a package
b. Commits case-sensitive errors with classes and mistype them

Cause:
a. Required “import” statements of your native code are not properly placed at the beginning of the program
b. Data types like “String” is written as string rather than String

JAVA-Compiler , ,

Method yy not found in class zz

Applies to:
NA

Description:
This is a syntax error and occurs when the method you are trying to call does not exist

Cause:
a. Static methods messages are sent to objects rather than classes.
b. The method you are trying to access does not exist.
c. A constructor is called in a constructor with the same name
d. Typographical error
System.out.prinln(“My Test”);

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Undefined variable

Applies to:
NA

Description:
This is a syntax error and occurs when you commit case-sensitive errors with variables

Cause:
a. Standard typographical error or capitalized letters issue
b. The variable might be declared in the wrong block of code

JAVA-Compiler , ,

Undefined variable or class name

Applies to:
NA

Description:
This is a syntax error that is similar to “Undefined variable” error, the compiler here is uncertain if a class or variable is being referred

Cause:
a. Standard typographical error or capitalized letters issue
b. The variable might be declared in the wrong block of code

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