org.apache.avalon.framework.service.ServiceException: Could not find component (key [org.ametys.core.util.JSONUtils]) (Key='org.ametys.core.util.JSONUtils')
	at org.apache.avalon.framework.service.WrapperServiceManager.lookup(WrapperServiceManager.java:81)
	at org.ametys.runtime.parameter.DefaultValidator.saxJsonConfig(DefaultValidator.java:167)
	at org.ametys.runtime.parameter.DefaultValidator.saxConfiguration(DefaultValidator.java:193)
	at org.ametys.core.datasource.SQLDatabaseTypeValidator.saxConfiguration(SQLDatabaseTypeValidator.java:148)
	at org.ametys.runtime.parameter.ParameterHelper.toSAXValidator(ParameterHelper.java:340)
	at org.ametys.runtime.parameter.ParameterHelper.toSAXParameterInternal(ParameterHelper.java:282)
	at org.ametys.runtime.plugins.admin.configuration.ConfigGenerator._saxConfiguration(ConfigGenerator.java:161)
	at org.ametys.runtime.plugins.admin.configuration.ConfigGenerator.generate(ConfigGenerator.java:64)
...
Caused by: org.apache.avalon.framework.component.ComponentException: Could not find component (key [org.ametys.core.util.JSONUtils])
	at org.apache.avalon.excalibur.component.ExcaliburComponentManager.lookup(ExcaliburComponentManager.java:265)
	at org.apache.cocoon.components.CocoonComponentManager.lookup(CocoonComponentManager.java:354)
	at org.ametys.runtime.plugin.component.PluginsComponentManager.lookup(PluginsComponentManager.java:82)
	at org.apache.avalon.framework.service.WrapperServiceManager.lookup(WrapperServiceManager.java:69)