Transaksi itu gagal.

A simple word-by-word breakdown is:

• transaksi = transaction
• itu = that / the
• gagal = fail / failed / unsuccessful

So the whole sentence means The transaction failed or That transaction failed.

In Malay, demonstratives like ini and itu usually come after the noun.

So:

• transaksi itu = that transaction / the transaction
• buku ini = this book
• rumah itu = that house

This is different from English, where that comes before the noun.

It can feel like either, depending on context.

In transaksi itu, itu literally means that, but in many real sentences it also works like the, pointing to a specific, known thing. So this sentence could be understood as:

• that transaction failed
• the transaction failed

Malay often does not separate these ideas as strictly as English does.

Malay often leaves out the verb to be in simple sentences like this.

English says:

• The transaction is unsuccessful
• The transaction failed

Malay can simply say:

• Transaksi itu gagal

So there is no need for a separate word meaning is here.

It can behave like both, depending on how it is used.

In Transaksi itu gagal, gagal is most naturally understood as failed or unsuccessful. English may translate it as a verb idea (failed) or an adjective idea (unsuccessful).

This flexibility is common in Malay. You do not always need to force a word into only one English-style category.

Not by grammar alone.

Malay does not usually mark tense the way English does. Gagal by itself does not specifically mean past, present, or future. The time is understood from context.

So Transaksi itu gagal could be interpreted as:

• The transaction failed
• The transaction has failed
• The transaction is unsuccessful

In most real situations, context makes failed the best translation.

Yes, it can be correct, but it is less specific.

• Transaksi itu gagal = the/that transaction failed
• Transaksi gagal = a transaction failed or transaction failed, depending on context

Adding itu makes the noun more definite and specific.

Normally, no, not in standard Malay when it is used as a demonstrative with a noun.

The normal pattern is:

• transaksi itu
• orang itu
• kereta itu

Putting itu before the noun would sound wrong in ordinary standard usage.

Yes, transaksi is a common word, especially in formal, financial, business, or digital contexts.

You will often see it in places like:

• banking apps
• online payments
• receipts
• customer service messages

So Transaksi itu gagal sounds very natural in a system message or formal notice.

A rough guide for an English speaker is:

• transaksi ≈ trahn-SAK-see
• itu ≈ EE-too
• gagal ≈ GAH-gahl

A few helpful points:

• Malay pronunciation is usually quite regular.
• The g in gagal is a hard g, like in go.
• The a is generally pronounced like ah, not like the a in cat.

You would usually use tidak before gagal:

• Transaksi itu tidak gagal

But be careful: this means The transaction did not fail, which is a bit unusual in many real contexts.

More natural system-style wording might be something like:

• Transaksi itu berjaya = The transaction succeeded
• Transaksi itu tidak berjaya = The transaction was not successful

So while tidak gagal is grammatical, it may sound less natural than berjaya or tidak berjaya, depending on what you want to say.

Yes, depending on the meaning you want.

Some related options are:

• Transaksi itu gagal = The transaction failed
• Transaksi itu tidak berjaya = The transaction was not successful
• Transaksi itu berjaya = The transaction succeeded

Gagal is short, direct, and very common in technical or transactional messages.