Symbian
Symbian OS Library

SYMBIAN OS V9.3

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Location: e32err.h

e32err.h Global variables


KErrNone

const TInt KErrNone;

Description

System wide error code 0 : this represents the no-error condition.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrNotFound

const TInt KErrNotFound;

Description

System wide error code -1 : item not found.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrGeneral

const TInt KErrGeneral;

Description

System wide error code -2 : an error that has no specific categorisation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCancel

const TInt KErrCancel;

Description

System wide error code -3 : indicates an operation that has been cancelled.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrNoMemory

const TInt KErrNoMemory;

Description

System wide error code -4 : an attempt to allocate memory has failed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrNotSupported

const TInt KErrNotSupported;

Description

System wide error code -5 : some functionality is not supported in a given context.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

There may be many reasons for this; for example, a device may not support some specific behaviour.

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KErrArgument

const TInt KErrArgument;

Description

System wide error code -6 : an argument is out of range.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrTotalLossOfPrecision

const TInt KErrTotalLossOfPrecision;

Description

System wide error code -7 : a calculation has lost precision.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

This error arises when converting from an internal 96-bit real representation to a TReal32; the exponent of the internal representation is so small that the 32-bit real cannot contain it.

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KErrBadHandle

const TInt KErrBadHandle;

Description

System wide error code -8 : an invalid handle has been passed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

A function involving a resource owned by a server or the kernel has specified an invalid handle.

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KErrOverflow

const TInt KErrOverflow;

Description

System wide error code -9 : indicates an overflow in some operation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

In the context of mathematical or time/date functions, indicates a calculation that has produced arithmetic overflow exceeding the bounds allowed by the representation.

In the context of data transfer, indicates that a buffer has over-filled without being emptied soon enough.

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KErrUnderflow

const TInt KErrUnderflow;

Description

System wide error code -10 : indicates an underflow in some operation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

In the context of mathematical or time/date functions, indicates a calculation that has produced a result smaller than the smallest magnitude of a finite number allowed by the representation.

In the context of data transfer, indicates that a buffer was under-filled when data was required.

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KErrAlreadyExists

const TInt KErrAlreadyExists;

Description

System wide error code -11 : an object already exists.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

An object of some name/type is to be created, but an object of that name/type already exists.

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KErrPathNotFound

const TInt KErrPathNotFound;

Description

System wide error code -12 : in the context of file operations, a path was not found.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrDied

const TInt KErrDied;

Description

System wide error code -13 : a handle refers to a thread that has died.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrInUse

const TInt KErrInUse;

Description

System wide error code -14 : a requested resource is already in exclusive use.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrServerTerminated

const TInt KErrServerTerminated;

Description

System wide error code -15 : client/server send/receive operation cannot run, because the server has terminated.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrServerBusy

const TInt KErrServerBusy;

Description

System wide error code -16 : a client/server send/receive operation cannot run, because the server is busy handling another request.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCompletion

const TInt KErrCompletion;

Description

System wide error code -17 : indicates that an operation is complete, successfully or otherwise.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

This code may be used to indicate that some follow on operation can take place. It does not necessarily indicate an error condition.

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KErrNotReady

const TInt KErrNotReady;

Description

System wide error code -18 : indicates that a device required by an i/o operation is not ready to start operations.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

A common reason for returning this code is because a device has not been initialised, or has no power.

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KErrUnknown

const TInt KErrUnknown;

Description

System wide error code -19 : a device is of unknown type.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCorrupt

const TInt KErrCorrupt;

Description

System wide error code -20 : indicates that some media is not formatted properly, or links between sections of it have been corrupted.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrAccessDenied

const TInt KErrAccessDenied;

Description

System wide error code -21 : access to a file is denied, because the permissions on the file do not allow the requested operation to be performed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrLocked

const TInt KErrLocked;

Description

System wide error code -22 : an operation cannot be performed, because the part of the file to be read or written is locked.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrWrite

const TInt KErrWrite;

Description

System wide error code -23 : during a file write operation, not all the data could be written.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrDisMounted

const TInt KErrDisMounted;

Description

System wide error code -24 : a volume which was to be used for a file system operation has been dismounted.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrEof

const TInt KErrEof;

Description

System wide error code -25 : indicates that end of file has been reached.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

Note that RFile::Read() is a higher-level interface. When the end of the file is reached, it returns zero bytes in the destination descriptor, and a KErrNone return value. KErrEof is not used for this purpose; other error conditions are returned only if some other error condition was indicated on the file.

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KErrDiskFull

const TInt KErrDiskFull;

Description

System wide error code -26 : a write operation cannot complete, because the disk is full.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrBadDriver

const TInt KErrBadDriver;

Description

System wide error code -27 : a driver DLL is of the wrong type.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrBadName

const TInt KErrBadName;

Description

System wide error code -28 : a file name or other object name does not conform to the required syntax.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCommsLineFail

const TInt KErrCommsLineFail;

Description

System wide error code -29 : a communication line has failed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCommsFrame

const TInt KErrCommsFrame;

Description

System wide error code -30 : a frame error has occurred in a communications operation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCommsOverrun

const TInt KErrCommsOverrun;

Description

System wide error code -31 : an overrun has been detected by a communications driver.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCommsParity

const TInt KErrCommsParity;

Description

System wide error code -32 : a parity error has occurred in communications.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrTimedOut

const TInt KErrTimedOut;

Description

System wide error code -33 : an operation has timed out.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCouldNotConnect

const TInt KErrCouldNotConnect;

Description

System wide error code -34 : a session could not connect.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrCouldNotDisconnect

const TInt KErrCouldNotDisconnect;

Description

System wide error code -35 : a session could not disconnect.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrDisconnected

const TInt KErrDisconnected;

Description

System wide error code -36 : a function could not be executed because the required session was disconnected.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrBadLibraryEntryPoint

const TInt KErrBadLibraryEntryPoint;

Description

System wide error code -37 : a library entry point was not of the required type.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrBadDescriptor

const TInt KErrBadDescriptor;

Description

System wide error code -38 : a non-descriptor parameter was passed by a client interface, when a server expected a descriptor.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrAbort

const TInt KErrAbort;

Description

System wide error code -39 : an operation has been aborted.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrTooBig

const TInt KErrTooBig;

Description

System wide error code -40 : a number was too big.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrDivideByZero

const TInt KErrDivideByZero;

Description

System wide error code -41 : a divide-by-zero operation has been attempted.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrBadPower

const TInt KErrBadPower;

Description

System wide error code -42 : insufficient power was available to complete an operation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrDirFull

const TInt KErrDirFull;

Description

System wide error code -43 : an operation on a directory has failed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrHardwareNotAvailable

const TInt KErrHardwareNotAvailable;

Description

System wide error code -44 : an operation cannot be performed because the necessary hardware is not available.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrSessionClosed

const TInt KErrSessionClosed;

Description

System wide error code -45 : the completion status when an outstanding client/server message is completed because a shared session has been closed.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrPermissionDenied

const TInt KErrPermissionDenied;

Description

System wide error code -46 : an operation cannot be performed due to a potential security violation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.

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KErrExtensionNotSupported

const TInt KErrExtensionNotSupported;

Description

System wide error code -47 : a requested extension function is not supported by the object concerned.

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KErrCommsBreak

const TInt KErrCommsBreak;

Description

System wide error code -48 : a break has occurred in a communications operation.

A system wide error code indicates an error in the environment, or in user input from which a program may recover.