ErrLookup › perwendel/spark

perwendel/spark

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin · Java · 100 source files

Analyzed at 1973e402f5 on 2026-09-10. 26 documented errors.

Code / MessageTypeSeverityTags
This must be done before route mapping has begun
exception error java, illegal-state, server-lifecycle
WebSocket handler must implement 'WebSocketListener' or be…
validation error websocket, jetty, illegal-argument, spark
HttpServletRequest cannot be null.
validation error java, null-argument, validation
classpath
http error security, directory-traversal, static-files, spark
Could not instantiate websocket handler
exception error java, websocket, reflection
class path resource [ ] cannot be resolved to URL because…
exception error classpath, resource, file-not-found, spark
external
http error security, directory-traversal, static-files, spark
The must start with "/" and end with "/*". It's
exception error servlet, configuration, web-xml, spark
No embedded server matching the identifier
exception error java, embedded-server, configuration
WebSockets are only supported in the embedded server
exception error java, websocket, servlet
' ' doesn't support
exception error java, embedded-server, unsupported-feature
Resource location [ ] is neither a URL not a well-formed…
exception error url, file-path, malformed, spark
This must be done after route mapping has begun
exception error java, illegal-state, server-lifecycle
Server has not been properly initialized
exception error java, illegal-state, server-lifecycle
cannot be resolved to absolute file path because it does…
exception error file-not-found, classpath, resources
Must provide a keystore file to run secured
validation error java, ssl, config
Bad request
http warning security, path-traversal, static-files
Static file location has already been set
console warning configuration, static-files, duplicate-config
cannot be resolved to absolute file path because it does…
exception error file-not-found, uri, classpath
There are no Spark applications configured in the filter.
exception error servlet, configuration, web-xml, startup, spark
path cannot be null or blank
validation error routing, illegal-argument, null, spark
External static file location has already been set
console warning configuration, static-files, duplicate-config
httpMethod cannot be null or blank
validation error routing, http-method, illegal-argument, spark
${s}
exception error numberformat, parsing, url-decoding
!hex
exception error numberformat, hex, url-decoding
Bad URI % encoding
exception error uri, url-decoding, illegal-argument