Error: The possible entities should not overlap

[oguzhankarahan]

Describe the bug
I completed the model training of the project. Then I clicked "Start Evaluation". After the test was completed, a warning was displayed on the screen as below. The logs were like the following.

To Reproduce
Steps to reproduce the behavior:

1. Click on "Train Everything"
2. Go to NLU/Evaluation

1. Click on "Start Evaluation" in "Use training set"
2. See error

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: macOS Catalina 10.15.6
• Browser Chrome, Opera vs.

Additional context
NLU Pipleline:
`pipeline:

• name: WhitespaceTokenizer
• name: RegexFeaturizer
• name: LexicalSyntacticFeaturizer
• name: CountVectorsFeaturizer
• name: CountVectorsFeaturizer
  analyzer: char_wb
  min_ngram: 1
  max_ngram: 5
• name: DIETClassifier
  epochs: 50
  scale_loss: False
  weight_sparsity: 0.3
  transformer_size: 512
  BILOU_flag: True
• name: rasa_addons.nlu.components.gazette.Gazette
• name: rasa_addons.nlu.components.intent_ranking_canonical_example_injector.IntentRankingCanonicalExampleInjector
• name: ResponseSelector
  epochs: 50
• name: EntitySynonymMapper
• name: DucklingHTTPExtractor
  url: http://duckling:8000
  locale: tr_TR
  dimensions:
  • time`