As an AI language model, I do not have access to specific information about the issues faced by Year 4 students in fiction. However, some common issues that students may face when reading or writing fiction at this level include:

1. Understanding the plot: Students may struggle to understand the plot of a story, especially if it is complex or has multiple subplots.

2. Character development: Students may find it difficult to identify and understand the motivations and personalities of the characters in a story.

3. Vocabulary: Students may encounter unfamiliar words in the text, which can hinder their comprehension and enjoyment of the story.

4. Writing skills: Students may struggle with writing their own stories, including developing characters, creating a plot, and using descriptive language.

5. Reading fluency: Some students may struggle with reading fluency, which can make it difficult for them to read and comprehend longer texts.

6. Literary devices: Students may not be familiar with literary devices such as foreshadowing, symbolism, and irony, which can impact their understanding of the story.

7. Genre: Students may not be familiar with different genres of fiction, such as fantasy, science fiction, and historical fiction, which can impact their ability to understand and appreciate different types of stories.