java.lang.IllegalStateException: Async result for handler [public <HIDDEN>] was not set during the specified timeToWait=0

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  1. ,

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

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    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 Spring JIRA by Dan Parrella, 1 year ago
Async result for handler [public <HIDDEN>] was not set during the specified timeToWait=0
via Spring JIRA by Dan Parrella, 2 years ago
Async result for handler [public <HIDDEN>] was not set during the specified timeToWait=0
via Stack Overflow by Tim
, 9 months ago
Async result for handler [public org.springframework.web.context.request.async.DeferredResult> nl.bioprodict.blast.api.PollController.poll(java.lang.String)] was not set during the specified timeToWait=25000
via Spring JIRA by Erik-Berndt Scheper, 2 years ago
Marshaller must support the class of the marshalled object
via Spring JIRA by Erik-Berndt Scheper, 1 year ago
Marshaller must support the class of the marshalled object
via Spring JIRA by Ilayaperumal Gopinathan, 1 year ago
Not all instances were looked at
java.lang.IllegalStateException: Async result for handler [public <HIDDEN>] was not set during the specified timeToWait=0	at org.springframework.util.Assert.state(Assert.java:385)	at org.springframework.test.web.servlet.DefaultMvcResult.getAsyncResult(DefaultMvcResult.java:143)	at org.springframework.test.web.servlet.result.PrintingResultHandler.printAsyncResult(PrintingResultHandler.java:131)	at org.springframework.test.web.servlet.result.PrintingResultHandler.handle(PrintingResultHandler.java:79)	at org.springframework.test.web.servlet.MockMvc.applyDefaultResultActions(MockMvc.java:176)	at org.springframework.test.web.servlet.MockMvc.perform(MockMvc.java:146)