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Fatal errors

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These errors always immediately terminate the program.

Exception mapping

In applications that use the SysUtils class (as most GUI applications do), these errors are mapped to exceptions. For a description of the conditions that produce each error, see the documentation for the exception.

I/O error list

The following table lists all fatal errors, numbers, and mapped exceptions.

Number

Name

Exception

200

Division by zero

System.SysUtils.EDivByZero

201

Range check error

System.ERangeError

202

Stack overflow

EStackOverflow

203

Heap overflow error

EOutOfMemory

204

Invalid pointer operation

EInvalidPointer

205

Floating point overflow

System.EOverflow

206

Floating point underflow

System.EUnderflow

207

Invalid floating point operation

System.EInvalidOp

210

Abstract Method Error

EAbstractError

215

Arithmetic overflow (integer only)

System.EIntOverflow

216

Access violation

EAccessViolation

217

Control-C

EControlC

218

Privileged instruction

EPrivilege

219

Invalid typecast

System.EInvalidCast

220

Invalid variant typecast

Variants.EVariantError

221

Invalid variant operation

Variants.EVariantError

222

No variant method call dispatcher

Variants.EVariantError

223

Cannot create variant array

Variants.EVariantError

224

Variant does not contain array

Variants.EVariantError

225

Variant array bounds error

Variants.EVariantError

226

TLS initialization error

No exception to map to.

227

Assertion failed

System.SysUtils.EAssertionFailed

228

Interface Cast Error

System.SysUtils.EIntfCastError

229

Safecall error

SysUtils.ESafeCallException

230

Unhandled exception

No exception to map to.

231

Too many nested exceptions

Up to 16 permitted.

232

Fatal signal raised on a non-Delphi thread

No exception to map to.

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