Things are out of whack at Samsung and a number of fairly drastic changes are in store.

Start with the company’s crown jewel, the Galaxy S5 smartphone: Samsung sold 40% fewer Galaxy S5 smartphones than expected, leaving the phones piled up in warehouses, according to the Wall Street Journal.

Sales of the Galaxy S5 reached 12 million units in the first 90 days since they went on sale in April, compared to sales of 16 million Galaxy S4’s for the same period the year before, the report added. The Galaxy S5 snafu was made worse because Samsung’s mobile division, headed by J.K.Shin, allowed 20% more Galaxy S5s to be produced than its predecessor.

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