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Samebug tips

  1. ,
    Expert tip

    If you're using boot 1.4.x you need to modify the @springBootTest annotation to @SpringBootTest(classes = DataFlowServerConfiguration.class). 1.3.8 doesn't have this problem as well.

  2. ,
    Expert tip

    Spring Boot 1.4 changed their annotation system a little. Try using the @SpringBootApplication annotation for better results.

Solutions on the web

via GitHub by arey
, 1 year ago
via Stack Overflow by Balachandar
, 2 months ago
Async support must be enabled on a servlet and for all filters involved in async request processing. This is done in Java code using the Servlet API or by adding "true" to servlet and filter declarations in web.xml.] with root cause
via Stack Overflow by BillGoneMad
, 2 years ago
Cannot return Sitemesh factory it has not been set!
java.lang.IllegalStateException: Not all instances were looked at	at org.springframework.util.Assert.state(