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Artificial Intelligence, Data Analytics and Cyber Security - Laws and Practice · Enterprise Resource Management

Benefits, Risks and Challenges of ERP

Updated 11 October 2026 · Fact-checked

ERP integrates a company's functions on one database. Its benefits are a single version of data, better control, faster reporting and efficiency. Its risks are high cost, poor fit, data migration errors, user resistance, vendor dependence and security exposure. Most failures come from weak planning and poor change management, not technology. In answers, pair each benefit or risk with a business impact.

Understand Benefits, Risks and Challenges of ERP

Enterprise Resource Planning (ERP) is integrated software that runs finance, procurement, production, sales, HR and inventory on one shared database. Before ERP, each department kept its own system. The same customer or item had different records in different places. Reports did not match.

The core benefit comes from this integration. An entry made once is visible everywhere in real time. A sales order can trigger stock checks, production planning, invoicing and accounting without re-keying. This reduces errors, speeds up decisions and improves control. Common business benefits are:

  • Integrated, accurate data with one version of the truth.
  • Efficiency and lower operating cost through automation and less duplication.
  • Better visibility and reporting for management and the board.
  • Stronger internal control and compliance, through role-based access, audit trails and standard workflows.
  • Better inventory, supplier and customer management.
  • Scalability as the business grows.

The same integration creates risk. One system touches everything, so a poor choice or a weak implementation hurts the whole business. Typical risks and challenges are:

  • High and uncertain cost: licences, hardware or cloud fees, consultants, customisation, training, data migration, support, and upgrades. Hidden costs often push spending above budget.
  • Poor fit and heavy customisation: forcing the software to copy old processes makes it costly, slow and hard to upgrade.
  • Data migration problems: dirty or incomplete legacy data corrupts the new system.
  • Change management failure: staff fear job loss or extra work, resist the new way, and use workarounds.
  • Weak top management support and unclear goals.
  • Inadequate training and testing.
  • Vendor and consultant dependence, and lock-in.
  • Security and continuity risks: one breach or outage exposes or halts all functions.
  • Scope creep and time overruns.

Why do implementations fail? Rarely because the software is bad. The usual causes are unclear objectives, no sponsorship from senior leadership, a poor process review, rushed go-live, little user involvement, bad data, and no post-go-live support. Treat ERP as a business change project, not an IT purchase. The remedy is clear scope, strong governance, process re-engineering before configuration, phased rollout, thorough training and testing, and a communication plan.

How to solve Benefits, Risks and Challenges of ERP questions

Use this method for any question asking you to discuss benefits, risks, failure causes or challenges of ERP.

  1. 1Read the verb. 'List' needs short points. 'Discuss' or 'examine' needs each point explained with its impact.
  2. 2Identify the angle: benefits, risks, cost, failure causes or change management. Do not mix them without reason.
  3. 3Group your points under clear heads such as strategic, operational, financial, people and technology.
  4. 4For each point, write the issue, the business effect and, for risks, a control or mitigation.
  5. 5Use the facts in the case. Name the company's function, size or problem and tie your points to it.
  6. 6Add practical compliance and governance points: steering committee, access controls, audit trail, vendor contract terms.
  7. 7Close with a short conclusion that states the net view, for example that benefits are realised only with sound planning and change management.

Quickest way: Five-head scan: Cost, Fit, Data, People, Security

When to use it: When time is short and the question asks for risks, challenges or causes of failure.

  1. Write the five heads: Cost, Fit, Data, People, Security.
  2. Under each, put one point with its effect: overrun, over-customisation, bad migration, resistance, breach or downtime.
  3. Add one mitigation line per head.
  4. If the question is about benefits, switch to: Integration, Efficiency, Control, Visibility, Scalability.
  5. End with a one-line conclusion linking to the case facts.

Common mistakes in Benefits, Risks and Challenges of ERP

  • Writing only a list of points with no explanation.

    Students memorise headings and assume that is enough for a descriptive paper.

    Fix: Add one line of impact for each point, and link it to the case facts.

  • Treating ERP failure as a technology problem.

    ERP is seen as software, so causes are assumed to be technical.

    Fix: Stress business causes: weak sponsorship, unclear scope, poor change management, bad data and inadequate training.

  • Counting only the licence fee as cost.

    Students overlook indirect and recurring costs.

    Fix: List customisation, consultants, migration, training, infrastructure, support, upgrades and productivity loss during transition.

  • Giving risks without mitigation.

    The question seems to ask only for risks.

    Fix: Add a short control for each risk, such as phased rollout, user training, testing, vendor SLAs and access controls.

  • Ignoring change management as a separate challenge.

    It is merged with training or left out.

    Fix: Give it its own head: resistance, communication, leadership support, user involvement, process redesign and post-go-live support.

  • Presenting ERP benefits as guaranteed.

    Brochure-style language is copied.

    Fix: Say benefits depend on proper implementation and use, and note the conditions.

Worked examples

Example 1

Sharma Textiles Ltd, a mid-sized Indian manufacturer, implemented an ERP but staff continued using spreadsheets and the project overshot its budget. Explain the likely causes and suggest measures.

Show the solution
  1. Identify the symptoms: low user adoption and cost overrun.
  2. Link low adoption to change management failure: users were not involved, trained or convinced of the benefit, so they kept old tools.
  3. Link overrun to likely causes: unclear scope, heavy customisation to mimic old processes, underestimated migration and training costs, and time delays that raised consultant fees.
  4. Add governance causes: weak top management sponsorship and no steering committee to control scope.
  5. Suggest measures: define scope and objectives, review processes before configuration, limit customisation, involve key users early, run structured training, and phase the rollout.
  6. Suggest monitoring: budget tracking, user adoption checks, and post-go-live support.

Answer: The problems stem mainly from poor change management and weak project control, not the software. Clear scope, leadership sponsorship, limited customisation, user involvement, training and phased rollout would address them.

Example 2

A board is considering an ERP for a group of companies. Prepare a note on the key benefits and the main risks it should weigh.

Show the solution
  1. Start with a one-line definition: ERP integrates functions on a single shared database.
  2. State the benefits with impact: one version of data gives consistent reports; automation lowers cost and errors; real-time visibility helps decisions; audit trails and role-based access strengthen control and compliance; the system scales with growth.
  3. State the risks with impact: high and uncertain cost; poor fit if over-customised; migration errors from dirty data; staff resistance; dependence on the vendor; and security or downtime exposure since all functions share one system.
  4. Add mitigation: a business case with total cost of ownership, process review, data cleansing, pilot and phased rollout, training, vendor SLAs, access control and backup.
  5. Conclude with the board's decision approach.

Answer: ERP offers integrated data, efficiency, control and visibility, but carries cost, fit, data, people, vendor and security risks. The board should approve it only with a clear business case, strong sponsorship, change management and risk controls in place.

Exam tips

  • Structure answers under heads such as cost, people, data, technology and security so the examiner sees coverage quickly.
  • Always tie points to the facts of the case; generic lists score lower than applied answers.
  • Give mitigation with every risk. Case questions usually expect a recommendation.
  • Use the phrase 'change management' explicitly and explain it, since it is a favourite failure cause.
  • Keep a short conclusion that states the net view in one or two lines.

Practice questions from Enterprise Resource Management

Benefits, Risks and Challenges of ERP in other exams

The same ground in other exams, if you are preparing for more than one or want another angle on it.

Benefits, Risks and Challenges of ERP: frequently asked questions

What are the main advantages and disadvantages of ERP?

Advantages are integrated data, efficiency, better control, faster reporting and scalability. Disadvantages are high cost, complex implementation, poor fit, data migration issues, user resistance, vendor dependence and security exposure. Always explain the business impact of each.

Why does ERP implementation fail?

Most failures come from unclear objectives, weak top management support, poor process review, excessive customisation, bad data, little training and weak change management. Technology is seldom the main cause.

What is change management in ERP?

It is the planned effort to prepare people for the new system and processes. It covers communication, leadership support, user involvement, training and support after go-live, so that staff adopt the system instead of resisting it.

Why can ERP costs exceed the budget?

Costs go beyond licences to include customisation, consultants, data migration, training, infrastructure, support and upgrades. Scope creep and delays add to them, and productivity may dip during transition.