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e32err.h File Reference

const TInt KErrNone

const TIntKErrNone

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.

const TInt KErrNotFound

const TIntKErrNotFound

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.

const TInt KErrGeneral

const TIntKErrGeneral

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.

const TInt KErrCancel

const TIntKErrCancel

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.

const TInt KErrNoMemory

const TIntKErrNoMemory

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.

const TInt KErrNotSupported

const TIntKErrNotSupported

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.

const TInt KErrArgument

const TIntKErrArgument

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.

const TInt KErrTotalLossOfPrecision

const TIntKErrTotalLossOfPrecision

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.

const TInt KErrBadHandle

const TIntKErrBadHandle

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.

const TInt KErrOverflow

const TIntKErrOverflow

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.

const TInt KErrUnderflow

const TIntKErrUnderflow

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.

const TInt KErrAlreadyExists

const TIntKErrAlreadyExists

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.

const TInt KErrPathNotFound

const TIntKErrPathNotFound

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.

const TInt KErrDied

const TIntKErrDied

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.

const TInt KErrInUse

const TIntKErrInUse

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.

const TInt KErrServerTerminated

const TIntKErrServerTerminated

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.

const TInt KErrServerBusy

const TIntKErrServerBusy

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.

const TInt KErrCompletion

const TIntKErrCompletion

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.

const TInt KErrNotReady

const TIntKErrNotReady

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.

const TInt KErrUnknown

const TIntKErrUnknown

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.

const TInt KErrCorrupt

const TIntKErrCorrupt

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.

const TInt KErrAccessDenied

const TIntKErrAccessDenied

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.

const TInt KErrLocked

const TIntKErrLocked

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.

const TInt KErrWrite

const TIntKErrWrite

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.

const TInt KErrDisMounted

const TIntKErrDisMounted

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.

const TInt KErrEof

const TIntKErrEof

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.

const TInt KErrDiskFull

const TIntKErrDiskFull

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.

const TInt KErrBadDriver

const TIntKErrBadDriver

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.

const TInt KErrBadName

const TIntKErrBadName

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.

const TInt KErrCommsLineFail

const TIntKErrCommsLineFail

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.

const TInt KErrCommsFrame

const TIntKErrCommsFrame

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.

const TInt KErrCommsOverrun

const TIntKErrCommsOverrun

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.

const TInt KErrCommsParity

const TIntKErrCommsParity

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.

const TInt KErrTimedOut

const TIntKErrTimedOut

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.

const TInt KErrCouldNotConnect

const TIntKErrCouldNotConnect

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.

const TInt KErrCouldNotDisconnect

const TIntKErrCouldNotDisconnect

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.

const TInt KErrDisconnected

const TIntKErrDisconnected

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.

const TInt KErrBadLibraryEntryPoint

const TIntKErrBadLibraryEntryPoint

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.

const TInt KErrBadDescriptor

const TIntKErrBadDescriptor

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.

const TInt KErrAbort

const TIntKErrAbort

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.

const TInt KErrTooBig

const TIntKErrTooBig

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.

const TInt KErrDivideByZero

const TIntKErrDivideByZero

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.

const TInt KErrBadPower

const TIntKErrBadPower

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.

const TInt KErrDirFull

const TIntKErrDirFull

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.

const TInt KErrHardwareNotAvailable

const TIntKErrHardwareNotAvailable

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.

const TInt KErrSessionClosed

const TIntKErrSessionClosed

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.

const TInt KErrPermissionDenied

const TIntKErrPermissionDenied

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.

const TInt KErrExtensionNotSupported

const TIntKErrExtensionNotSupported

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

const TInt KErrCommsBreak

const TIntKErrCommsBreak

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.

const TInt KErrNoSecureTime

const TIntKErrNoSecureTime

System wide error code -49 : a trusted time source could not be found and any time value given in conjunction with this error code should not be trusted as correct.

const TInt KErrCorruptSurrogateFound

const TIntKErrCorruptSurrogateFound

System wide error code -50 : a corrupt surrogate is found when processing a descriptor or a text buffer.

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