Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,

    You need to set the type property in your bean XML file. <property name="targetType" value="some value" />

  2. ,
    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.

Solutions on the web

via GitHub by artembilan
, 8 months ago
The 'filter' and 'locker' options must be present on the provided external 'scanner': Mock for DirectoryScanner, hashCode: 1770070706
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
java.lang.IllegalStateException: Marshaller must support the class of the marshalled object	at org.springframework.util.Assert.state(Assert.java:384)