Name 

Description 

 

EAbort 

EAbort is the exception class for errors that should not display an error message dialog box. 

 

EAbstractError 

EAbstractError is the exception class for attempts to call an abstract method. 

 

EAccessViolation 

EAccessViolation is the exception class for invalid memory access errors. 

 

EAssertionFailed 

EAssertionFailed is the exception class for Delphi assertion failure. 

 

EControlC 

EControlC is the exception class for user interrupts. 

 

EConvertError 

EConvertError is the exception class for string and object conversion errors. 

 

EDivByZero 

EDivByZero is the exception class for integer divide-by-zero errors. 

 

EExternal 

EExternal is the exception class that captures external error information. 

 

EExternalException 

EExternalException is the exception class for invalid exception codes. 

 

EHeapException 

EHeapException is the exception class for errors related to heap-allocated memory. 

 

EInOutError 

EInOutError is the exception class for file input/output errors. 

 

EIntError 

EIntError is the base class for integer math error exceptions. 

 

EIntfCastError 

EIntfCastError is the exception class for interface casting errors. 

 

EIntOverflow 

EIntOverflow is the exception class for integer calculations whose results are too large to fit in the allocated register. 

 

EInvalidCast 

EInvalidCast is an exception class for typecasting errors. 

 

EInvalidContainer 

This is class SysUtils.EInvalidContainer. 

 

EInvalidInsert 

This is class SysUtils.EInvalidInsert. 

 

EInvalidOp 

EInvalidOp is the exception class for undefined floating-point operations. 

 

EInvalidPointer 

EInvalidPointer is the exception class for invalid pointer operations. 

 

EMathError 

EMathError is the base exception class for floating-point math errors. 

 

EOSError 

EOSError is the exception class for operating system errors. 

 

EOutOfMemory 

EOutOfMemory is the exception class for unsuccessful attempts to allocate memory. 

 

EOverflow 

EOverflow is the exception class for floating-point register overflows. 

 

EPackageError 

EPackageError is the exception class for package-related errors. 

 

EPrivilege 

EPrivilege is the exception class for processor privilege violations. 

 

EPropReadOnly 

EPropReadOnly is the exception class for invalid attempts to write to a property using OLE automation. 

 

EPropWriteOnly 

EPropWriteOnly is the exception class for invalid attempts to read a property using OLE automation. 

 

ERangeError 

ERangeError is the exception for Delphi range errors. 

 

ESafecallException 

ESafecallException is the exception for problems with the safecall calling convention. 

 

EStackOverflow 

EStackOverflow is the exception class for stack overflows. 

 

EUnderflow 

EUnderflow is the exception class for values that are too small to be represented with a floating-point variable. 

 

EVariantError 

EVariantError is the exception class for errors involving Variant data types. 

 

EWin32Error 

EWin32Error is the exception class for Windows errors. 

 

Exception 

Exception is the base class for all runtime exceptions. 

 

EZeroDivide 

EZeroDivide is the exception class for floating-point divide-by-zero errors. 

 

TLanguages 

TLanguages lists all available Windows locales. 

 

TMultiReadExclusiveWriteSynchronizer 

TMultiReadExclusiveWriteSynchronizer protects memory in a multi-threaded application. 

 

TSimpleRWSync 

This is class SysUtils.TSimpleRWSync. 

 

TThreadLocalCounter 

This is class SysUtils.TThreadLocalCounter.