---
title: "Discussion on \"How I Tripped on Spring DI Lifecycle\" | Hashnode"
description: "Discussion on \"How I Tripped on Spring DI Lifecycle\". Struggling with null beans in Spring Boot? Learn why @Autowired dependencies fail inside constructors and how to fix it using @PostConstruct with a real-wor"
url: "https://hashnode.com/posts/how-i-tripped-on-spring-di-lifecycle/68088fb10bbc71e0e84b21ae"
---

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# [How I Tripped on Spring DI Lifecycle](https://stackedthoughts.hashnode.dev/how-i-tripped-on-spring-di-lifecycle?utm_source=hashnode&utm_medium=feed)

Struggling with null beans in Spring Boot? Learn why @Autowired dependencies fail inside constructors and how to fix it using @PostConstruct with a real-wor

Apr 23, 2025 · 1 min read · stackedthoughts.hashnode.dev  
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-   [#contructor](https://hashnode.com/tag/contructor)
-   [#postconstruct](https://hashnode.com/tag/postconstruct)
-   [#springboot](https://hashnode.com/tag/springboot)
-   [#java](https://hashnode.com/tag/java)
-   [#dependency-injection](https://hashnode.com/tag/dependency-injection)
-   [#beans](https://hashnode.com/tag/beans)
-   [#java-springframework-springboot-annotations-codingjourney-10daysofcodechallenge-navin-reddy-hyder-abbas](https://hashnode.com/tag/java-springframework-springboot-annotations-codingjourney-10daysofcodechallenge-navin-reddy-hyder-abbas)
-   [#di](https://hashnode.com/tag/di)

## Written by

[Debalina Dhar](https://hashnode.com/@debalinadhar01)

@debalinadhar01

  
[View profile](https://hashnode.com/@debalinadhar01)

Journaling my tech problems to make sense of what even I am doing

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