Register ErrorPageRegistrarBeanPostProcessor in WAR deployments#49176
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jayychoi wants to merge 1 commit intospring-projects:mainfrom
Open
Register ErrorPageRegistrarBeanPostProcessor in WAR deployments#49176jayychoi wants to merge 1 commit intospring-projects:mainfrom
jayychoi wants to merge 1 commit intospring-projects:mainfrom
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Closes spring-projectsgh-49148 Signed-off-by: Jay Choi <jayyoungchoi22@gmail.com>
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Closes gh-49148
In Spring Boot 4,
ErrorPageRegistrarBeanPostProcessoris only registered inServletWebServerConfiguration, which is not active in WAR deployments. This causes exceptions to bypass Spring's error handling and expose the servlet container's default error page.This commit registers
ErrorPageRegistrarBeanPostProcessoras a static@BeaninErrorPageFilterConfiguration, which is loaded exclusively in WAR mode viaSpringBootServletInitializer