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Convert Resource compiler errors and warnings list into a table #5611

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Convert Resource compiler errors and warnings list into a table
Rageking8 Aug 2, 2025
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156 changes: 81 additions & 75 deletions docs/error-messages/tool-errors/resource-compiler-errors-rc1000-through-rc4413.md
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---
title: "Resource compiler errors and warnings"
description: "Learn more about: Resource compiler errors and warnings (RCxxxx, RWxxxx)"
ms.date: "04/17/2019"
ms.date: 04/17/2019
---
# Resource compiler errors and warnings (RCxxxx, RWxxxx)

This section is a reference to the errors generated by the resource compiler. Resource compiler errors and warnings have the form RC*xxxx* or RW*xxxx*, where *xxxx* is a four-digit number.

[!INCLUDE[error-boilerplate](../../error-messages/includes/error-boilerplate.md)]
[!INCLUDE[error-boilerplate](../includes/error-boilerplate.md)]

## Resource compiler fatal errors

[Resource compiler fatal error RC1002](resource-compiler-fatal-error-rc1002.md) \
[Resource compiler fatal error RC1004](resource-compiler-fatal-error-rc1004.md) \
[Resource compiler fatal error RC1009](resource-compiler-fatal-error-rc1009.md) \
[Resource compiler fatal error RC1011](resource-compiler-fatal-error-rc1011.md) \
[Resource compiler fatal error RC1015](resource-compiler-fatal-error-rc1015.md) \
[Resource compiler fatal error RC1017](resource-compiler-fatal-error-rc1017.md) \
[Resource compiler fatal error RC1018](resource-compiler-fatal-error-rc1018.md) \
[Resource compiler fatal error RC1019](resource-compiler-fatal-error-rc1019.md) \
[Resource compiler fatal error RC1020](resource-compiler-fatal-error-rc1020.md) \
[Resource compiler fatal error RC1021](resource-compiler-fatal-error-rc1021.md) \
[Resource compiler fatal error RC1022](resource-compiler-fatal-error-rc1022.md) \
[Resource compiler fatal error RC1047](resource-compiler-fatal-error-rc1047.md) \
[Resource compiler fatal error RC1052](resource-compiler-fatal-error-rc1052.md) \
[Resource compiler fatal error RC1067](resource-compiler-fatal-error-rc1067.md) \
[Resource compiler fatal error RC1101](resource-compiler-fatal-error-rc1101.md) \
[Resource compiler fatal error RC1102](resource-compiler-fatal-error-rc1102.md) \
[Resource compiler fatal error RC1105](resource-compiler-fatal-error-rc1105.md) \
[Resource compiler fatal error RC1109](resource-compiler-fatal-error-rc1109.md) \
[Resource compiler fatal error RC1116](resource-compiler-fatal-error-rc1116.md) \
[Resource compiler fatal error RC1120](resource-compiler-fatal-error-rc1120.md) \
[Resource compiler fatal error RC1121](resource-compiler-fatal-error-rc1121.md) \
[Resource compiler fatal error RC1203](resource-compiler-fatal-error-rc1203.md) \
[Resource compiler fatal error RC1205](resource-compiler-fatal-error-rc1205.md) \
[Resource compiler fatal error RC1208](resource-compiler-fatal-error-rc1208.md) \
[Resource compiler fatal error RW1004](resource-compiler-fatal-error-rw1004.md) \
[Resource compiler fatal error RW1009](resource-compiler-fatal-error-rw1009.md) \
[Resource compiler fatal error RW1016](resource-compiler-fatal-error-rw1016.md) \
[Resource compiler fatal error RW1022](resource-compiler-fatal-error-rw1022.md) \
[Resource compiler fatal error RW1023](resource-compiler-fatal-error-rw1023.md) \
[Resource compiler fatal error RW1025](resource-compiler-fatal-error-rw1025.md) \
[Resource compiler fatal error RW1030](resource-compiler-fatal-error-rw1030.md)
| Error | Message |
|--|--|
| [Resource compiler fatal error RC1002](resource-compiler-fatal-error-rc1002.md) | out of heap space |
| [Resource compiler fatal error RC1004](resource-compiler-fatal-error-rc1004.md) | unexpected end of file found |
| [Resource compiler fatal error RC1009](resource-compiler-fatal-error-rc1009.md) | compiler limit : macros too deeply nested 'macro' |
| [Resource compiler fatal error RC1011](resource-compiler-fatal-error-rc1011.md) | compiler limit : 'identifier' : macro definition too big |
| [Resource compiler fatal error RC1015](resource-compiler-fatal-error-rc1015.md) | cannot open include file 'filename' |
| [Resource compiler fatal error RC1017](resource-compiler-fatal-error-rc1017.md) | invalid integer constant expression |
| [Resource compiler fatal error RC1018](resource-compiler-fatal-error-rc1018.md) | unexpected '#elif' |
| [Resource compiler fatal error RC1019](resource-compiler-fatal-error-rc1019.md) | unexpected '#else' |
| [Resource compiler fatal error RC1020](resource-compiler-fatal-error-rc1020.md) | unexpected '#endif' |
| [Resource compiler fatal error RC1021](resource-compiler-fatal-error-rc1021.md) | invalid preprocessor command 'string' |
| [Resource compiler fatal error RC1022](resource-compiler-fatal-error-rc1022.md) | expected '#endif' |
| [Resource compiler fatal error RC1047](resource-compiler-fatal-error-rc1047.md) | "too many option options, 'string'" |
| [Resource compiler fatal error RC1052](resource-compiler-fatal-error-rc1052.md) | compiler limit : #if or #ifdef blocks nested too deeply |
| [Resource compiler fatal error RC1067](resource-compiler-fatal-error-rc1067.md) | compiler limit : identifier overflowed internal buffer |
| [Resource compiler fatal error RC1101](resource-compiler-fatal-error-rc1101.md) | no resource binary filename specified |
| [Resource compiler fatal error RC1102](resource-compiler-fatal-error-rc1102.md) | internal error : too many arguments to RCPP |
| [Resource compiler fatal error RC1105](resource-compiler-fatal-error-rc1105.md) | invalid switch, option: too many /d switches |
| [Resource compiler fatal error RC1109](resource-compiler-fatal-error-rc1109.md) | error creating resource-name |
| [Resource compiler fatal error RC1116](resource-compiler-fatal-error-rc1116.md) | RC terminating after preprocessor errors |
| [Resource compiler fatal error RC1120](resource-compiler-fatal-error-rc1120.md) | out of memory, needed number bytes |
| [Resource compiler fatal error RC1121](resource-compiler-fatal-error-rc1121.md) | I/O error reading file |
| [Resource compiler fatal error RC1203](resource-compiler-fatal-error-rc1203.md) | invalid hexadecimal default language ID specified. |
| [Resource compiler fatal error RC1205](resource-compiler-fatal-error-rc1205.md) | invalid code page |
| [Resource compiler fatal error RC1208](resource-compiler-fatal-error-rc1208.md) | input file has .RES extension |
| [Resource compiler fatal error RW1004](resource-compiler-fatal-error-rw1004.md) | Unexpected end of file |
| [Resource compiler fatal error RW1009](resource-compiler-fatal-error-rw1009.md) | Error creating resource-name |
| [Resource compiler fatal error RW1016](resource-compiler-fatal-error-rw1016.md) | RC terminating after preprocessor errors |
| [Resource compiler fatal error RW1022](resource-compiler-fatal-error-rw1022.md) | I/O error writing file |
| [Resource compiler fatal error RW1023](resource-compiler-fatal-error-rw1023.md) | I/O error writing file, drive full |
| [Resource compiler fatal error RW1025](resource-compiler-fatal-error-rw1025.md) | Out of far heap memory |
| [Resource compiler fatal error RW1030](resource-compiler-fatal-error-rw1030.md) | Output Error |

## Resource compiler errors

[Resource compiler error RC2001](resource-compiler-error-rc2001.md) \
[Resource compiler error RC2007](resource-compiler-error-rc2007.md) \
[Resource compiler error RC2015](resource-compiler-error-rc2015.md) \
[Resource compiler error RC2017](resource-compiler-error-rc2017.md) \
[Resource compiler error RC2101](resource-compiler-error-rc2101.md) \
[Resource compiler error RC2103](resource-compiler-error-rc2103.md) \
[Resource compiler error RC2104](resource-compiler-error-rc2104.md) \
[Resource compiler error RC2107](resource-compiler-error-rc2107.md) \
[Resource compiler error RC2109](resource-compiler-error-rc2109.md) \
[Resource compiler error RC2111](resource-compiler-error-rc2111.md) \
[Resource compiler error RC2112](resource-compiler-error-rc2112.md) \
[Resource compiler error RC2113](resource-compiler-error-rc2113.md) \
[Resource compiler error RC2114](resource-compiler-error-rc2114.md) \
[Resource compiler error RC2116](resource-compiler-error-rc2116.md) \
[Resource compiler error RC2122](resource-compiler-error-rc2122.md) \
[Resource compiler error RC2124](resource-compiler-error-rc2124.md) \
[Resource compiler error RC2127](resource-compiler-error-rc2127.md) \
[Resource compiler error RC2135](resource-compiler-error-rc2135.md) \
[Resource compiler error RC2144](resource-compiler-error-rc2144.md) \
[Resource compiler error RC2147](resource-compiler-error-rc2147.md) \
[Resource compiler error RC2148](resource-compiler-error-rc2148.md) \
[Resource compiler error RC2151](resource-compiler-error-rc2151.md) \
[Resource compiler error RC2152](resource-compiler-error-rc2152.md) \
[Resource compiler error RC2162](resource-compiler-error-rc2162.md) \
[Resource compiler error RC2163](resource-compiler-error-rc2163.md) \
[Resource compiler error RC2164](resource-compiler-error-rc2164.md) \
[Resource compiler error RC2165](resource-compiler-error-rc2165.md) \
[Resource compiler error RC2167](resource-compiler-error-rc2167.md) \
[Resource compiler error RC2169](resource-compiler-error-rc2169.md) \
[Resource compiler error RC2170](resource-compiler-error-rc2170.md) \
[Resource compiler error RC2171](resource-compiler-error-rc2171.md) \
[Resource compiler error RC2175](resource-compiler-error-rc2175.md) \
[Resource compiler error RW2001](resource-compiler-error-rw2001.md) \
[Resource compiler error RW2002](resource-compiler-error-rw2002.md) \
[Resource compiler error RW2003](resource-compiler-error-rw2003.md)
| Error | Message |
|--|--|
| [Resource compiler error RC2001](resource-compiler-error-rc2001.md) | newline in constant |
| [Resource compiler error RC2007](resource-compiler-error-rc2007.md) | #define syntax |
| [Resource compiler error RC2015](resource-compiler-error-rc2015.md) | too many chars in constant |
| [Resource compiler error RC2017](resource-compiler-error-rc2017.md) | illegal escape sequence |
| [Resource compiler error RC2101](resource-compiler-error-rc2101.md) | Invalid directive in preprocessed RC file |
| [Resource compiler error RC2103](resource-compiler-error-rc2103.md) | unexpected end of file in string literal |
| [Resource compiler error RC2104](resource-compiler-error-rc2104.md) | undefined keyword or key name: key |
| [Resource compiler error RC2107](resource-compiler-error-rc2107.md) | expected numeric command value |
| [Resource compiler error RC2109](resource-compiler-error-rc2109.md) | expected numerical dialog constant |
| [Resource compiler error RC2111](resource-compiler-error-rc2111.md) | invalid control type |
| [Resource compiler error RC2112](resource-compiler-error-rc2112.md) | BEGIN expected in dialog |
| [Resource compiler error RC2113](resource-compiler-error-rc2113.md) | END expected in dialog |
| [Resource compiler error RC2114](resource-compiler-error-rc2114.md) | expected control class name |
| [Resource compiler error RC2116](resource-compiler-error-rc2116.md) | expecting number for ID |
| [Resource compiler error RC2122](resource-compiler-error-rc2122.md) | unknown menu subtype |
| [Resource compiler error RC2124](resource-compiler-error-rc2124.md) | empty menus not allowed |
| [Resource compiler error RC2127](resource-compiler-error-rc2127.md) | version WORDs separated by commas expected |
| [Resource compiler error RC2135](resource-compiler-error-rc2135.md) | file not found: filename |
| [Resource compiler error RC2144](resource-compiler-error-rc2144.md) | PRIMARY LANGUAGE ID not a number |
| [Resource compiler error RC2147](resource-compiler-error-rc2147.md) | SUBLANGUAGE ID not a number |
| [Resource compiler error RC2148](resource-compiler-error-rc2148.md) | SUBLANGUAGE ID too large |
| [Resource compiler error RC2151](resource-compiler-error-rc2151.md) | cannot re-use string constants |
| [Resource compiler error RC2152](resource-compiler-error-rc2152.md) | invalid control character |
| [Resource compiler error RC2162](resource-compiler-error-rc2162.md) | expected macro formal parameter |
| [Resource compiler error RC2163](resource-compiler-error-rc2163.md) | accelerator type required [ASCII or VIRTKEY] |
| [Resource compiler error RC2164](resource-compiler-error-rc2164.md) | unexpected value in RCDATA |
| [Resource compiler error RC2165](resource-compiler-error-rc2165.md) | string not found in DLGINCLUDE statement |
| [Resource compiler error RC2167](resource-compiler-error-rc2167.md) | unrecognized VERSIONINFO field; BEGIN or comma expected |
| [Resource compiler error RC2169](resource-compiler-error-rc2169.md) | resource file filename is not in 2.03 format |
| [Resource compiler error RC2170](resource-compiler-error-rc2170.md) | bitmap file filename is not in 3.00 format |
| [Resource compiler error RC2171](resource-compiler-error-rc2171.md) | unknown DIB header format |
| [Resource compiler error RC2175](resource-compiler-error-rc2175.md) | resource file filename is not in 3.00 format |
| [Resource compiler error RW2001](resource-compiler-error-rw2001.md) | Invalid directive in preprocessed RC file |
| [Resource compiler error RW2002](resource-compiler-error-rw2002.md) | Parsing error |
| [Resource compiler error RW2003](resource-compiler-error-rw2003.md) | Generation Error |

## Resource compiler warnings

[Resource compiler warning RC4002](resource-compiler-warning-rc4002.md) \
[Resource compiler warning RC4005](resource-compiler-warning-rc4005.md) \
[Resource compiler warning RC4093](resource-compiler-warning-rc4093.md) \
[Resource compiler warning RC4214](resource-compiler-warning-rc4214.md) \
[Resource compiler warning RW4001](resource-compiler-warning-rw4001.md) \
[Resource compiler warning RW4003](resource-compiler-warning-rw4003.md) \
[Resource compiler warning RW4004](resource-compiler-warning-rw4004.md)
| Warning | Message |
|--|--|
| [Resource compiler warning RC4002](resource-compiler-warning-rc4002.md) | too many actual parameters for macro 'identifier' |
| [Resource compiler warning RC4005](resource-compiler-warning-rc4005.md) | 'identifier' : macro redefinition |
| [Resource compiler warning RC4093](resource-compiler-warning-rc4093.md) | unescaped newline in character constant in inactive code |
| [Resource compiler warning RC4214](resource-compiler-warning-rc4214.md) | Codepage not valid : ignored |
| [Resource compiler warning RW4001](resource-compiler-warning-rw4001.md) | .EXE processing options (/L /M /P /T /K /E /31 or /30) |
| [Resource compiler warning RW4003](resource-compiler-warning-rw4003.md) | SHIFT or CONTROL used without VIRTKEY |
| [Resource compiler warning RW4004](resource-compiler-warning-rw4004.md) | ASCII character not equivalent to virtual key code |

## See also

Expand Down