There appears to be an error in the class file ReferenceProcessor.java, located in scs-multiapi-plugin\multiapi-engine\src\main\java\com\sngular\api\generator\plugin\asyncapi\util\ReferenceProcessor.java
In its method processReference, the following condition in line 51:
if (referenceLink.toLowerCase().contains(YML) || referenceLink.toLowerCase().contains(JSON))
only considers files ending in .yml and .json, so files ending in .yaml will result in errors.
There appears to be an error in the class file ReferenceProcessor.java, located in scs-multiapi-plugin\multiapi-engine\src\main\java\com\sngular\api\generator\plugin\asyncapi\util\ReferenceProcessor.java
In its method processReference, the following condition in line 51:
if (referenceLink.toLowerCase().contains(YML) || referenceLink.toLowerCase().contains(JSON))
only considers files ending in .yml and .json, so files ending in .yaml will result in errors.