2524449 - How to define max file size for file upload in Backoffice widget

ERROR [hybrisHTTP12] [AuUploader] Failed to upload

org.apache.commons.fileupload.FileUploadBase$: the request was rejected because its size (7982467) exceeds the configured maximum (5242880)

        at org.apache.commons.fileupload.FileUploadBase$FileItemIteratorImpl.<init>(FileUploadBase.java:965) ~[commons-fileupload-1.3.1.jar:1.3.1]

        at org.apache.commons.fileupload.FileUploadBase.getItemIterator(FileUploadBase.java:310) ~[commons-fileupload-1.3.1.jar:1.3.1]

        at org.apache.commons.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:334) ~[commons-fileupload-1.3.1.jar:1.3.1]

        at org.apache.commons.fileupload.servlet.ServletFileUpload.parseRequest(ServletFileUpload.java:115) ~[commons-fileupload-1.3.1.jar:1.3.1]

        at org.zkoss.zk.au.http.AuUploader.parseRequest(AuUploader.java:395) [zk-8.0.0.jar:3.6.4]

        at org.zkoss.zk.au.http.AuUploader.service(AuUploader.java:149) [zk-8.0.0.jar:3.6.4]

        at org.zkoss.zk.au.http.DHtmlUpdateServlet.doGet(DHtmlUpdateServlet.java:459) [zk-8.0.0.jar:3.6.4]

        at org.zkoss.zk.au.http.DHtmlUpdateServlet.doPost(DHtmlUpdateServlet.java:494) [zk-8.0.0.jar:3.6.4]

        at javax.servlet.http.HttpServlet.service(HttpServlet.java:646) [servlet-api.jar:?]

        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) [servlet-api.jar:?]

        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) [catalina.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.59]

        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) [tomcat7-websocket.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.59]

        at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:186) [spring-security-web-3.2.5.RELEASE.jar:3.2.5.RELEASE]

        at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) [spring-security-web-3.2.5.RELEASE.jar:3.2.5.RELEASE]

        at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:344) [spring-web-4.1.9.RELEASE.jar:4.1.9.RELEASE]

        at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:261) [spring-web-4.1.9.RELEASE.jar:4.1.9.RELEASE]

        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.59]

        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) [spring-web-4.1.9.RELEASE.jar:4.1.9.RELEASE]

        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.1.9.RELEASE.jar:4.1.9.RELEASE]

        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.59]

        at com.hybris.backoffice.mobile.filter.BackofficeMobileFilter.doFilter(BackofficeMobileFilter.java:59) [BackofficeMobileFilter.class:?]

        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.59]

        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.59]

        at de.hybris.platform.servicelayer.web.AbstractPlatformFilterChain$InternalFilterChain.doFilter(AbstractPlatformFilterChain.java:254) [coreserver.jar:?]

        at de.hybris.platform.servicelayer.web.AbstractPlatformFilterChain$StatisticsGatewayFilter.doFilter(AbstractPlatformFilterChain.java:343) [coreserver.jar:?]

        at de.hybris.platform.servicelayer.web.AbstractPlatformFilterChain$InternalFilterChain.doFilter(AbstractPlatformFilterChain.java:224) [coreserver.jar:?]

        at de.hybris.platform.servicelayer.web.SecureMediaFilter.doFilter(SecureMediaFilter.java:105) [coreserver.jar:?]